Finding the Fourth Proportional to 42,941.17, 59,231.55 and 31,022.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,941.17 : 59,231.55 = 31,022.02 : x
2. Step 2: Convert to fraction form
   42,941.17/59,231.55 = 31,022.02/x
3. Step 3: Cross multiply
   42,941.17x = 59,231.55 × 31,022.02
4. Step 4: Simplify right side
   42,941.17x = 1,837,482,328.73
5. Step 5: Solve for x
   x = 1,837,482,328.73/42,941.17
6. Step 6: Final answer
   x = 42,790.69