Finding the Fourth Proportional to 30,889.62, 42,600.15 and 24,085.31

Step by Step Solution

1. Step 1: Write the proportion equation
   30,889.62 : 42,600.15 = 24,085.31 : x
2. Step 2: Convert to fraction form
   30,889.62/42,600.15 = 24,085.31/x
3. Step 3: Cross multiply
   30,889.62x = 42,600.15 × 24,085.31
4. Step 4: Simplify right side
   30,889.62x = 1,026,037,818.80
5. Step 5: Solve for x
   x = 1,026,037,818.80/30,889.62
6. Step 6: Final answer
   x = 33,216.27