Finding the Fourth Proportional to 78,288.27, 108,065.83 and 46,457.17

Step by Step Solution

1. Step 1: Write the proportion equation
   78,288.27 : 108,065.83 = 46,457.17 : x
2. Step 2: Convert to fraction form
   78,288.27/108,065.83 = 46,457.17/x
3. Step 3: Cross multiply
   78,288.27x = 108,065.83 × 46,457.17
4. Step 4: Simplify right side
   78,288.27x = 5,020,432,095.17
5. Step 5: Solve for x
   x = 5,020,432,095.17/78,288.27
6. Step 6: Final answer
   x = 64,127.52