Finding the Fourth Proportional to 17,528.75, 24,186.65 and 16,642.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,528.75 : 24,186.65 = 16,642.10 : x
2. Step 2: Convert to fraction form
   17,528.75/24,186.65 = 16,642.10/x
3. Step 3: Cross multiply
   17,528.75x = 24,186.65 × 16,642.10
4. Step 4: Simplify right side
   17,528.75x = 402,516,443.82
5. Step 5: Solve for x
   x = 402,516,443.82/17,528.75
6. Step 6: Final answer
   x = 22,963.22