Finding the Fourth Proportional to 126,826.56, 175,023.72 and 70,242.12

Step by Step Solution

1. Step 1: Write the proportion equation
   126,826.56 : 175,023.72 = 70,242.12 : x
2. Step 2: Convert to fraction form
   126,826.56/175,023.72 = 70,242.12/x
3. Step 3: Cross multiply
   126,826.56x = 175,023.72 × 70,242.12
4. Step 4: Simplify right side
   126,826.56x = 12,294,037,143.09
5. Step 5: Solve for x
   x = 12,294,037,143.09/126,826.56
6. Step 6: Final answer
   x = 96,935.82