Finding the Fourth Proportional to 88,729.74, 133,118.55 and 38,814.30

Step by Step Solution

1. Step 1: Write the proportion equation
   88,729.74 : 133,118.55 = 38,814.30 : x
2. Step 2: Convert to fraction form
   88,729.74/133,118.55 = 38,814.30/x
3. Step 3: Cross multiply
   88,729.74x = 133,118.55 × 38,814.30
4. Step 4: Simplify right side
   88,729.74x = 5,166,903,335.27
5. Step 5: Solve for x
   x = 5,166,903,335.27/88,729.74
6. Step 6: Final answer
   x = 58,231.92