Finding the Fourth Proportional to 162,333.18, 224,019.43 and 90,713.21

Step by Step Solution

1. Step 1: Write the proportion equation
   162,333.18 : 224,019.43 = 90,713.21 : x
2. Step 2: Convert to fraction form
   162,333.18/224,019.43 = 90,713.21/x
3. Step 3: Cross multiply
   162,333.18x = 224,019.43 × 90,713.21
4. Step 4: Simplify right side
   162,333.18x = 20,321,520,250.79
5. Step 5: Solve for x
   x = 20,321,520,250.79/162,333.18
6. Step 6: Final answer
   x = 125,184.02