Finding the Fourth Proportional to 68,593,655,061.54, 102,855,154,385.61 and 30,787,820,405.28

Step by Step Solution

1. Step 1: Write the proportion equation
   68,593,655,061.54 : 102,855,154,385.61 = 30,787,820,405.28 : x
2. Step 2: Convert to fraction form
   68,593,655,061.54/102,855,154,385.61 = 30,787,820,405.28/x
3. Step 3: Cross multiply
   68,593,655,061.54x = 102,855,154,385.61 × 30,787,820,405.28
4. Step 4: Simplify right side
   68,593,655,061.54x = 3,166,686,020,981,508,014,080
5. Step 5: Solve for x
   x = 3,166,686,020,981,508,014,080/68,593,655,061.54
6. Step 6: Final answer
   x = 46,165,873,769.82