Finding the Fourth Proportional to 45,426.86, 62,635.41 and 31,093.61

Step by Step Solution

1. Step 1: Write the proportion equation
   45,426.86 : 62,635.41 = 31,093.61 : x
2. Step 2: Convert to fraction form
   45,426.86/62,635.41 = 31,093.61/x
3. Step 3: Cross multiply
   45,426.86x = 62,635.41 × 31,093.61
4. Step 4: Simplify right side
   45,426.86x = 1,947,560,697.55
5. Step 5: Solve for x
   x = 1,947,560,697.55/45,426.86
6. Step 6: Final answer
   x = 42,872.45