Finding the Fourth Proportional to 108,554.15, 149,809.50 and 60,155.94

Step by Step Solution

1. Step 1: Write the proportion equation
   108,554.15 : 149,809.50 = 60,155.94 : x
2. Step 2: Convert to fraction form
   108,554.15/149,809.50 = 60,155.94/x
3. Step 3: Cross multiply
   108,554.15x = 149,809.50 × 60,155.94
4. Step 4: Simplify right side
   108,554.15x = 9,011,931,293.43
5. Step 5: Solve for x
   x = 9,011,931,293.43/108,554.15
6. Step 6: Final answer
   x = 83,017.85