Finding the Fourth Proportional to 124,912.10, 187,275.81 and 64,854.35

Step by Step Solution

1. Step 1: Write the proportion equation
   124,912.10 : 187,275.81 = 64,854.35 : x
2. Step 2: Convert to fraction form
   124,912.10/187,275.81 = 64,854.35/x
3. Step 3: Cross multiply
   124,912.10x = 187,275.81 × 64,854.35
4. Step 4: Simplify right side
   124,912.10x = 12,145,650,928.27
5. Step 5: Solve for x
   x = 12,145,650,928.27/124,912.10
6. Step 6: Final answer
   x = 97,233.58