Finding the Fourth Proportional to 111,117.44, 153,336.16 and 60,806.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,117.44 : 153,336.16 = 60,806.72 : x
2. Step 2: Convert to fraction form
   111,117.44/153,336.16 = 60,806.72/x
3. Step 3: Cross multiply
   111,117.44x = 153,336.16 × 60,806.72
4. Step 4: Simplify right side
   111,117.44x = 9,323,868,947.00
5. Step 5: Solve for x
   x = 9,323,868,947.00/111,117.44
6. Step 6: Final answer
   x = 83,910.04