Finding the Fourth Proportional to 107,471.03, 148,298.24 and 62,142.15

Step by Step Solution

1. Step 1: Write the proportion equation
   107,471.03 : 148,298.24 = 62,142.15 : x
2. Step 2: Convert to fraction form
   107,471.03/148,298.24 = 62,142.15/x
3. Step 3: Cross multiply
   107,471.03x = 148,298.24 × 62,142.15
4. Step 4: Simplify right side
   107,471.03x = 9,215,571,474.82
5. Step 5: Solve for x
   x = 9,215,571,474.82/107,471.03
6. Step 6: Final answer
   x = 85,749.35