Finding the Fourth Proportional to 17,531.42, 24,194.01 and 9,978.44

Step by Step Solution

1. Step 1: Write the proportion equation
   17,531.42 : 24,194.01 = 9,978.44 : x
2. Step 2: Convert to fraction form
   17,531.42/24,194.01 = 9,978.44/x
3. Step 3: Cross multiply
   17,531.42x = 24,194.01 × 9,978.44
4. Step 4: Simplify right side
   17,531.42x = 241,418,356.17
5. Step 5: Solve for x
   x = 241,418,356.17/17,531.42
6. Step 6: Final answer
   x = 13,770.61