Finding the Fourth Proportional to 42,044.17, 58,025.06 and 31,415.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,044.17 : 58,025.06 = 31,415.35 : x
2. Step 2: Convert to fraction form
   42,044.17/58,025.06 = 31,415.35/x
3. Step 3: Cross multiply
   42,044.17x = 58,025.06 × 31,415.35
4. Step 4: Simplify right side
   42,044.17x = 1,822,877,568.67
5. Step 5: Solve for x
   x = 1,822,877,568.67/42,044.17
6. Step 6: Final answer
   x = 43,356.25