Finding the Fourth Proportional to 111,181.91, 153,429.89 and 60,193.28

Step by Step Solution

1. Step 1: Write the proportion equation
   111,181.91 : 153,429.89 = 60,193.28 : x
2. Step 2: Convert to fraction form
   111,181.91/153,429.89 = 60,193.28/x
3. Step 3: Cross multiply
   111,181.91x = 153,429.89 × 60,193.28
4. Step 4: Simplify right side
   111,181.91x = 9,235,448,863.20
5. Step 5: Solve for x
   x = 9,235,448,863.20/111,181.91
6. Step 6: Final answer
   x = 83,066.11