Finding the Fourth Proportional to 28,682.83, 42,975.71 and 17,566.31

Step by Step Solution

1. Step 1: Write the proportion equation
   28,682.83 : 42,975.71 = 17,566.31 : x
2. Step 2: Convert to fraction form
   28,682.83/42,975.71 = 17,566.31/x
3. Step 3: Cross multiply
   28,682.83x = 42,975.71 × 17,566.31
4. Step 4: Simplify right side
   28,682.83x = 754,924,644.33
5. Step 5: Solve for x
   x = 754,924,644.33/28,682.83
6. Step 6: Final answer
   x = 26,319.74