Finding the Fourth Proportional to 12,599.50, 17,387.32 and 7,010.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,599.50 : 17,387.32 = 7,010.50 : x
2. Step 2: Convert to fraction form
   12,599.50/17,387.32 = 7,010.50/x
3. Step 3: Cross multiply
   12,599.50x = 17,387.32 × 7,010.50
4. Step 4: Simplify right side
   12,599.50x = 121,893,806.86
5. Step 5: Solve for x
   x = 121,893,806.86/12,599.50
6. Step 6: Final answer
   x = 9,674.50