Finding the Fourth Proportional to 126,018.32, 173,905.72 and 69,429.56

Step by Step Solution

1. Step 1: Write the proportion equation
   126,018.32 : 173,905.72 = 69,429.56 : x
2. Step 2: Convert to fraction form
   126,018.32/173,905.72 = 69,429.56/x
3. Step 3: Cross multiply
   126,018.32x = 173,905.72 × 69,429.56
4. Step 4: Simplify right side
   126,018.32x = 12,074,197,621.08
5. Step 5: Solve for x
   x = 12,074,197,621.08/126,018.32
6. Step 6: Final answer
   x = 95,813.03