Finding the Fourth Proportional to 31,044.48, 42,842.88 and 18,298.08

Step by Step Solution

1. Step 1: Write the proportion equation
   31,044.48 : 42,842.88 = 18,298.08 : x
2. Step 2: Convert to fraction form
   31,044.48/42,842.88 = 18,298.08/x
3. Step 3: Cross multiply
   31,044.48x = 42,842.88 × 18,298.08
4. Step 4: Simplify right side
   31,044.48x = 783,942,445.67
5. Step 5: Solve for x
   x = 783,942,445.67/31,044.48
6. Step 6: Final answer
   x = 25,252.23