Finding the Fourth Proportional to 162,895.50, 224,795.85 and 99,233.30

Step by Step Solution

1. Step 1: Write the proportion equation
   162,895.50 : 224,795.85 = 99,233.30 : x
2. Step 2: Convert to fraction form
   162,895.50/224,795.85 = 99,233.30/x
3. Step 3: Cross multiply
   162,895.50x = 224,795.85 × 99,233.30
4. Step 4: Simplify right side
   162,895.50x = 22,307,234,021.81
5. Step 5: Solve for x
   x = 22,307,234,021.81/162,895.50
6. Step 6: Final answer
   x = 136,941.99