Finding the Fourth Proportional to 31,148.01, 42,983.06 and 17,000.96

Step by Step Solution

1. Step 1: Write the proportion equation
   31,148.01 : 42,983.06 = 17,000.96 : x
2. Step 2: Convert to fraction form
   31,148.01/42,983.06 = 17,000.96/x
3. Step 3: Cross multiply
   31,148.01x = 42,983.06 × 17,000.96
4. Step 4: Simplify right side
   31,148.01x = 730,752,983.82
5. Step 5: Solve for x
   x = 730,752,983.82/31,148.01
6. Step 6: Final answer
   x = 23,460.66