Finding the Fourth Proportional to 111,193.62, 153,446.55 and 60,205.30

Step by Step Solution

1. Step 1: Write the proportion equation
   111,193.62 : 153,446.55 = 60,205.30 : x
2. Step 2: Convert to fraction form
   111,193.62/153,446.55 = 60,205.30/x
3. Step 3: Cross multiply
   111,193.62x = 153,446.55 × 60,205.30
4. Step 4: Simplify right side
   111,193.62x = 9,238,295,576.72
5. Step 5: Solve for x
   x = 9,238,295,576.72/111,193.62
6. Step 6: Final answer
   x = 83,082.96