Finding the Fourth Proportional to 108,518.84, 149,752.50 and 60,118.77

Step by Step Solution

1. Step 1: Write the proportion equation
   108,518.84 : 149,752.50 = 60,118.77 : x
2. Step 2: Convert to fraction form
   108,518.84/149,752.50 = 60,118.77/x
3. Step 3: Cross multiply
   108,518.84x = 149,752.50 × 60,118.77
4. Step 4: Simplify right side
   108,518.84x = 9,002,936,440.55
5. Step 5: Solve for x
   x = 9,002,936,440.55/108,518.84
6. Step 6: Final answer
   x = 82,961.97