Finding the Fourth Proportional to 154,439.62, 231,661.71 and 60,944.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,439.62 : 231,661.71 = 60,944.50 : x
2. Step 2: Convert to fraction form
   154,439.62/231,661.71 = 60,944.50/x
3. Step 3: Cross multiply
   154,439.62x = 231,661.71 × 60,944.50
4. Step 4: Simplify right side
   154,439.62x = 14,118,507,085.10
5. Step 5: Solve for x
   x = 14,118,507,085.10/154,439.62
6. Step 6: Final answer
   x = 91,417.65