Finding the Fourth Proportional to 31,107.63, 42,929.53 and 17,498.03

Step by Step Solution

1. Step 1: Write the proportion equation
   31,107.63 : 42,929.53 = 17,498.03 : x
2. Step 2: Convert to fraction form
   31,107.63/42,929.53 = 17,498.03/x
3. Step 3: Cross multiply
   31,107.63x = 42,929.53 × 17,498.03
4. Step 4: Simplify right side
   31,107.63x = 751,182,203.83
5. Step 5: Solve for x
   x = 751,182,203.83/31,107.63
6. Step 6: Final answer
   x = 24,147.84