Finding the Fourth Proportional to 111,061.76, 153,268.74 and 60,760.76

Step by Step Solution

1. Step 1: Write the proportion equation
   111,061.76 : 153,268.74 = 60,760.76 : x
2. Step 2: Convert to fraction form
   111,061.76/153,268.74 = 60,760.76/x
3. Step 3: Cross multiply
   111,061.76x = 153,268.74 × 60,760.76
4. Step 4: Simplify right side
   111,061.76x = 9,312,724,360.30
5. Step 5: Solve for x
   x = 9,312,724,360.30/111,061.76
6. Step 6: Final answer
   x = 83,851.77