Finding the Fourth Proportional to 42,037.92, 58,016.43 and 31,409.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,037.92 : 58,016.43 = 31,409.10 : x
2. Step 2: Convert to fraction form
   42,037.92/58,016.43 = 31,409.10/x
3. Step 3: Cross multiply
   42,037.92x = 58,016.43 × 31,409.10
4. Step 4: Simplify right side
   42,037.92x = 1,822,243,851.51
5. Step 5: Solve for x
   x = 1,822,243,851.51/42,037.92
6. Step 6: Final answer
   x = 43,347.62