Finding the Fourth Proportional to 111,152.38, 153,390.28 and 60,851.38

Step by Step Solution

1. Step 1: Write the proportion equation
   111,152.38 : 153,390.28 = 60,851.38 : x
2. Step 2: Convert to fraction form
   111,152.38/153,390.28 = 60,851.38/x
3. Step 3: Cross multiply
   111,152.38x = 153,390.28 × 60,851.38
4. Step 4: Simplify right side
   111,152.38x = 9,334,010,216.59
5. Step 5: Solve for x
   x = 9,334,010,216.59/111,152.38
6. Step 6: Final answer
   x = 83,974.90