Finding the Fourth Proportional to 108,464.30, 149,679.59 and 60,718.04

Step by Step Solution

1. Step 1: Write the proportion equation
   108,464.30 : 149,679.59 = 60,718.04 : x
2. Step 2: Convert to fraction form
   108,464.30/149,679.59 = 60,718.04/x
3. Step 3: Cross multiply
   108,464.30x = 149,679.59 × 60,718.04
4. Step 4: Simplify right side
   108,464.30x = 9,088,250,280.82
5. Step 5: Solve for x
   x = 9,088,250,280.82/108,464.30
6. Step 6: Final answer
   x = 83,790.25