Finding the Fourth Proportional to 88,665.10, 133,094.85 and 55,422.70

Step by Step Solution

1. Step 1: Write the proportion equation
   88,665.10 : 133,094.85 = 55,422.70 : x
2. Step 2: Convert to fraction form
   88,665.10/133,094.85 = 55,422.70/x
3. Step 3: Cross multiply
   88,665.10x = 133,094.85 × 55,422.70
4. Step 4: Simplify right side
   88,665.10x = 7,376,475,943.10
5. Step 5: Solve for x
   x = 7,376,475,943.10/88,665.10
6. Step 6: Final answer
   x = 83,194.81