Finding the Fourth Proportional to 126,896.10, 175,123.71 and 72,464.34

Step by Step Solution

1. Step 1: Write the proportion equation
   126,896.10 : 175,123.71 = 72,464.34 : x
2. Step 2: Convert to fraction form
   126,896.10/175,123.71 = 72,464.34/x
3. Step 3: Cross multiply
   126,896.10x = 175,123.71 × 72,464.34
4. Step 4: Simplify right side
   126,896.10x = 12,690,224,063.50
5. Step 5: Solve for x
   x = 12,690,224,063.50/126,896.10
6. Step 6: Final answer
   x = 100,004.84