Finding the Fourth Proportional to 42,046.30, 58,027.99 and 31,417.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,046.30 : 58,027.99 = 31,417.48 : x
2. Step 2: Convert to fraction form
   42,046.30/58,027.99 = 31,417.48/x
3. Step 3: Cross multiply
   42,046.30x = 58,027.99 × 31,417.48
4. Step 4: Simplify right side
   42,046.30x = 1,823,092,925.13
5. Step 5: Solve for x
   x = 1,823,092,925.13/42,046.30
6. Step 6: Final answer
   x = 43,359.18