Finding the Fourth Proportional to 124,471.86, 171,764.34 and 70,749.42

Step by Step Solution

1. Step 1: Write the proportion equation
   124,471.86 : 171,764.34 = 70,749.42 : x
2. Step 2: Convert to fraction form
   124,471.86/171,764.34 = 70,749.42/x
3. Step 3: Cross multiply
   124,471.86x = 171,764.34 × 70,749.42
4. Step 4: Simplify right side
   124,471.86x = 12,152,227,431.68
5. Step 5: Solve for x
   x = 12,152,227,431.68/124,471.86
6. Step 6: Final answer
   x = 97,630.32