Finding the Fourth Proportional to 34,945.42, 52,417.47 and 8,650.15

Step by Step Solution

1. Step 1: Write the proportion equation
   34,945.42 : 52,417.47 = 8,650.15 : x
2. Step 2: Convert to fraction form
   34,945.42/52,417.47 = 8,650.15/x
3. Step 3: Cross multiply
   34,945.42x = 52,417.47 × 8,650.15
4. Step 4: Simplify right side
   34,945.42x = 453,418,978.12
5. Step 5: Solve for x
   x = 453,418,978.12/34,945.42
6. Step 6: Final answer
   x = 12,975.06