Finding the Fourth Proportional to 133,019.52, 199,423.56 and 76,796.04

Step by Step Solution

1. Step 1: Write the proportion equation
   133,019.52 : 199,423.56 = 76,796.04 : x
2. Step 2: Convert to fraction form
   133,019.52/199,423.56 = 76,796.04/x
3. Step 3: Cross multiply
   133,019.52x = 199,423.56 × 76,796.04
4. Step 4: Simplify right side
   133,019.52x = 15,314,939,690.70
5. Step 5: Solve for x
   x = 15,314,939,690.70/133,019.52
6. Step 6: Final answer
   x = 115,133.02