Finding the Fourth Proportional to 108,314.98, 149,414.61 and 62,987.98

Step by Step Solution

1. Step 1: Write the proportion equation
   108,314.98 : 149,414.61 = 62,987.98 : x
2. Step 2: Convert to fraction form
   108,314.98/149,414.61 = 62,987.98/x
3. Step 3: Cross multiply
   108,314.98x = 149,414.61 × 62,987.98
4. Step 4: Simplify right side
   108,314.98x = 9,411,324,466.39
5. Step 5: Solve for x
   x = 9,411,324,466.39/108,314.98
6. Step 6: Final answer
   x = 86,888.48