Finding the Fourth Proportional to 133,200.06, 198,828.45 and 116,384.76

Step by Step Solution

1. Step 1: Write the proportion equation
   133,200.06 : 198,828.45 = 116,384.76 : x
2. Step 2: Convert to fraction form
   133,200.06/198,828.45 = 116,384.76/x
3. Step 3: Cross multiply
   133,200.06x = 198,828.45 × 116,384.76
4. Step 4: Simplify right side
   133,200.06x = 23,140,601,434.42
5. Step 5: Solve for x
   x = 23,140,601,434.42/133,200.06
6. Step 6: Final answer
   x = 173,728.16