Finding the Fourth Proportional to 17,670.35, 24,385.25 and 9,712.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,670.35 : 24,385.25 = 9,712.81 : x
2. Step 2: Convert to fraction form
   17,670.35/24,385.25 = 9,712.81/x
3. Step 3: Cross multiply
   17,670.35x = 24,385.25 × 9,712.81
4. Step 4: Simplify right side
   17,670.35x = 236,849,354.82
5. Step 5: Solve for x
   x = 236,849,354.82/17,670.35
6. Step 6: Final answer
   x = 13,403.77