Finding the Fourth Proportional to 9,699.48, 14,549.98 and 3,125.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,699.48 : 14,549.98 = 3,125.86 : x
2. Step 2: Convert to fraction form
   9,699.48/14,549.98 = 3,125.86/x
3. Step 3: Cross multiply
   9,699.48x = 14,549.98 × 3,125.86
4. Step 4: Simplify right side
   9,699.48x = 45,481,200.48
5. Step 5: Solve for x
   x = 45,481,200.48/9,699.48
6. Step 6: Final answer
   x = 4,689.03