Finding the Fourth Proportional to 17,753.62, 26,621.94 and 8,385.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,753.62 : 26,621.94 = 8,385.82 : x
2. Step 2: Convert to fraction form
   17,753.62/26,621.94 = 8,385.82/x
3. Step 3: Cross multiply
   17,753.62x = 26,621.94 × 8,385.82
4. Step 4: Simplify right side
   17,753.62x = 223,246,796.89
5. Step 5: Solve for x
   x = 223,246,796.89/17,753.62
6. Step 6: Final answer
   x = 12,574.72