Finding the Fourth Proportional to 126,412.56, 174,443.76 and 69,822.72

Step by Step Solution

1. Step 1: Write the proportion equation
   126,412.56 : 174,443.76 = 69,822.72 : x
2. Step 2: Convert to fraction form
   126,412.56/174,443.76 = 69,822.72/x
3. Step 3: Cross multiply
   126,412.56x = 174,443.76 × 69,822.72
4. Step 4: Simplify right side
   126,412.56x = 12,180,137,810.23
5. Step 5: Solve for x
   x = 12,180,137,810.23/126,412.56
6. Step 6: Final answer
   x = 96,352.28