Finding the Fourth Proportional to 95,422.72, 142,912.56 and 92,101.30

Step by Step Solution

1. Step 1: Write the proportion equation
   95,422.72 : 142,912.56 = 92,101.30 : x
2. Step 2: Convert to fraction form
   95,422.72/142,912.56 = 92,101.30/x
3. Step 3: Cross multiply
   95,422.72x = 142,912.56 × 92,101.30
4. Step 4: Simplify right side
   95,422.72x = 13,162,432,562.33
5. Step 5: Solve for x
   x = 13,162,432,562.33/95,422.72
6. Step 6: Final answer
   x = 137,938.14