Finding the Fourth Proportional to 108,025.82, 149,075.71 and 60,279.15

Step by Step Solution

1. Step 1: Write the proportion equation
   108,025.82 : 149,075.71 = 60,279.15 : x
2. Step 2: Convert to fraction form
   108,025.82/149,075.71 = 60,279.15/x
3. Step 3: Cross multiply
   108,025.82x = 149,075.71 × 60,279.15
4. Step 4: Simplify right side
   108,025.82x = 8,986,157,492.78
5. Step 5: Solve for x
   x = 8,986,157,492.78/108,025.82
6. Step 6: Final answer
   x = 83,185.28