Finding the Fourth Proportional to 12,658.95, 17,468.73 and 7,352.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,658.95 : 17,468.73 = 7,352.91 : x
2. Step 2: Convert to fraction form
   12,658.95/17,468.73 = 7,352.91/x
3. Step 3: Cross multiply
   12,658.95x = 17,468.73 × 7,352.91
4. Step 4: Simplify right side
   12,658.95x = 128,445,999.50
5. Step 5: Solve for x
   x = 128,445,999.50/12,658.95
6. Step 6: Final answer
   x = 10,146.66