Finding the Fourth Proportional to 126,238.62, 174,150.59 and 75,222.72

Step by Step Solution

1. Step 1: Write the proportion equation
   126,238.62 : 174,150.59 = 75,222.72 : x
2. Step 2: Convert to fraction form
   126,238.62/174,150.59 = 75,222.72/x
3. Step 3: Cross multiply
   126,238.62x = 174,150.59 × 75,222.72
4. Step 4: Simplify right side
   126,238.62x = 13,100,080,693.29
5. Step 5: Solve for x
   x = 13,100,080,693.29/126,238.62
6. Step 6: Final answer
   x = 103,772.37