Finding the Fourth Proportional to 31,048.56, 42,849.54 and 17,436.30

Step by Step Solution

1. Step 1: Write the proportion equation
   31,048.56 : 42,849.54 = 17,436.30 : x
2. Step 2: Convert to fraction form
   31,048.56/42,849.54 = 17,436.30/x
3. Step 3: Cross multiply
   31,048.56x = 42,849.54 × 17,436.30
4. Step 4: Simplify right side
   31,048.56x = 747,137,434.30
5. Step 5: Solve for x
   x = 747,137,434.30/31,048.56
6. Step 6: Final answer
   x = 24,063.51