Finding the Fourth Proportional to 42,522.80, 58,762.38 and 31,893.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,522.80 : 58,762.38 = 31,893.98 : x
2. Step 2: Convert to fraction form
   42,522.80/58,762.38 = 31,893.98/x
3. Step 3: Cross multiply
   42,522.80x = 58,762.38 × 31,893.98
4. Step 4: Simplify right side
   42,522.80x = 1,874,166,172.47
5. Step 5: Solve for x
   x = 1,874,166,172.47/42,522.80
6. Step 6: Final answer
   x = 44,074.38