Finding the Fourth Proportional to 17,347.98, 25,980.01 and 9,929.95

Step by Step Solution

1. Step 1: Write the proportion equation
   17,347.98 : 25,980.01 = 9,929.95 : x
2. Step 2: Convert to fraction form
   17,347.98/25,980.01 = 9,929.95/x
3. Step 3: Cross multiply
   17,347.98x = 25,980.01 × 9,929.95
4. Step 4: Simplify right side
   17,347.98x = 257,980,200.30
5. Step 5: Solve for x
   x = 257,980,200.30/17,347.98
6. Step 6: Final answer
   x = 14,870.91