Finding the Fourth Proportional to 142,356.87, 213,531.15 and 37,175.85

Step by Step Solution

1. Step 1: Write the proportion equation
   142,356.87 : 213,531.15 = 37,175.85 : x
2. Step 2: Convert to fraction form
   142,356.87/213,531.15 = 37,175.85/x
3. Step 3: Cross multiply
   142,356.87x = 213,531.15 × 37,175.85
4. Step 4: Simplify right side
   142,356.87x = 7,938,202,002.73
5. Step 5: Solve for x
   x = 7,938,202,002.73/142,356.87
6. Step 6: Final answer
   x = 55,762.69