Finding the Fourth Proportional to 108,513.88, 149,744.95 and 60,764.78

Step by Step Solution

1. Step 1: Write the proportion equation
   108,513.88 : 149,744.95 = 60,764.78 : x
2. Step 2: Convert to fraction form
   108,513.88/149,744.95 = 60,764.78/x
3. Step 3: Cross multiply
   108,513.88x = 149,744.95 × 60,764.78
4. Step 4: Simplify right side
   108,513.88x = 9,099,219,507.11
5. Step 5: Solve for x
   x = 9,099,219,507.11/108,513.88
6. Step 6: Final answer
   x = 83,853.05