Finding the Fourth Proportional to 17,927.39, 24,740.47 and 9,970.17

Step by Step Solution

1. Step 1: Write the proportion equation
   17,927.39 : 24,740.47 = 9,970.17 : x
2. Step 2: Convert to fraction form
   17,927.39/24,740.47 = 9,970.17/x
3. Step 3: Cross multiply
   17,927.39x = 24,740.47 × 9,970.17
4. Step 4: Simplify right side
   17,927.39x = 246,666,691.78
5. Step 5: Solve for x
   x = 246,666,691.78/17,927.39
6. Step 6: Final answer
   x = 13,759.21