Finding the Fourth Proportional to 162,434.96, 224,153.84 and 89,833.05

Step by Step Solution

1. Step 1: Write the proportion equation
   162,434.96 : 224,153.84 = 89,833.05 : x
2. Step 2: Convert to fraction form
   162,434.96/224,153.84 = 89,833.05/x
3. Step 3: Cross multiply
   162,434.96x = 224,153.84 × 89,833.05
4. Step 4: Simplify right side
   162,434.96x = 20,136,423,116.41
5. Step 5: Solve for x
   x = 20,136,423,116.41/162,434.96
6. Step 6: Final answer
   x = 123,966.07