Finding the Fourth Proportional to 58,669,443.20, 88,003,727.40 and 17,728,803.20

Step by Step Solution

1. Step 1: Write the proportion equation
   58,669,443.20 : 88,003,727.40 = 17,728,803.20 : x
2. Step 2: Convert to fraction form
   58,669,443.20/88,003,727.40 = 17,728,803.20/x
3. Step 3: Cross multiply
   58,669,443.20x = 88,003,727.40 × 17,728,803.20
4. Step 4: Simplify right side
   58,669,443.20x = 1,560,200,763,941,047.75
5. Step 5: Solve for x
   x = 1,560,200,763,941,047.75/58,669,443.20
6. Step 6: Final answer
   x = 26,593,072.63