Finding the Fourth Proportional to 111,535.95, 153,919.71 and 60,548.61

Step by Step Solution

1. Step 1: Write the proportion equation
   111,535.95 : 153,919.71 = 60,548.61 : x
2. Step 2: Convert to fraction form
   111,535.95/153,919.71 = 60,548.61/x
3. Step 3: Cross multiply
   111,535.95x = 153,919.71 × 60,548.61
4. Step 4: Simplify right side
   111,535.95x = 9,319,624,492.10
5. Step 5: Solve for x
   x = 9,319,624,492.10/111,535.95
6. Step 6: Final answer
   x = 83,557.14