Finding the Fourth Proportional to 111,005.70, 153,187.56 and 60,018.08

Step by Step Solution

1. Step 1: Write the proportion equation
   111,005.70 : 153,187.56 = 60,018.08 : x
2. Step 2: Convert to fraction form
   111,005.70/153,187.56 = 60,018.08/x
3. Step 3: Cross multiply
   111,005.70x = 153,187.56 × 60,018.08
4. Step 4: Simplify right side
   111,005.70x = 9,194,022,722.77
5. Step 5: Solve for x
   x = 9,194,022,722.77/111,005.70
6. Step 6: Final answer
   x = 82,824.78