Finding the Fourth Proportional to 111,246.50, 153,520.26 and 60,945.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,246.50 : 153,520.26 = 60,945.50 : x
2. Step 2: Convert to fraction form
   111,246.50/153,520.26 = 60,945.50/x
3. Step 3: Cross multiply
   111,246.50x = 153,520.26 × 60,945.50
4. Step 4: Simplify right side
   111,246.50x = 9,356,369,005.83
5. Step 5: Solve for x
   x = 9,356,369,005.83/111,246.50
6. Step 6: Final answer
   x = 84,104.84