Finding the Fourth Proportional to 89,123.15, 133,714.50 and 29,154.35

Step by Step Solution

1. Step 1: Write the proportion equation
   89,123.15 : 133,714.50 = 29,154.35 : x
2. Step 2: Convert to fraction form
   89,123.15/133,714.50 = 29,154.35/x
3. Step 3: Cross multiply
   89,123.15x = 133,714.50 × 29,154.35
4. Step 4: Simplify right side
   89,123.15x = 3,898,358,664.50
5. Step 5: Solve for x
   x = 3,898,358,664.50/89,123.15
6. Step 6: Final answer
   x = 43,741.26