Finding the Fourth Proportional to 152,086.98, 228,052.23 and 88,921.02

Step by Step Solution

1. Step 1: Write the proportion equation
   152,086.98 : 228,052.23 = 88,921.02 : x
2. Step 2: Convert to fraction form
   152,086.98/228,052.23 = 88,921.02/x
3. Step 3: Cross multiply
   152,086.98x = 228,052.23 × 88,921.02
4. Step 4: Simplify right side
   152,086.98x = 20,278,636,904.87
5. Step 5: Solve for x
   x = 20,278,636,904.87/152,086.98
6. Step 6: Final answer
   x = 133,335.79