Finding the Fourth Proportional to 124,626.18, 171,978.12 and 70,906.18

Step by Step Solution

1. Step 1: Write the proportion equation
   124,626.18 : 171,978.12 = 70,906.18 : x
2. Step 2: Convert to fraction form
   124,626.18/171,978.12 = 70,906.18/x
3. Step 3: Cross multiply
   124,626.18x = 171,978.12 × 70,906.18
4. Step 4: Simplify right side
   124,626.18x = 12,194,311,532.78
5. Step 5: Solve for x
   x = 12,194,311,532.78/124,626.18
6. Step 6: Final answer
   x = 97,847.11