Finding the Fourth Proportional to 111,191.09, 153,443.48 and 60,203.86

Step by Step Solution

1. Step 1: Write the proportion equation
   111,191.09 : 153,443.48 = 60,203.86 : x
2. Step 2: Convert to fraction form
   111,191.09/153,443.48 = 60,203.86/x
3. Step 3: Cross multiply
   111,191.09x = 153,443.48 × 60,203.86
4. Step 4: Simplify right side
   111,191.09x = 9,237,889,103.20
5. Step 5: Solve for x
   x = 9,237,889,103.20/111,191.09
6. Step 6: Final answer
   x = 83,081.20