Finding the Fourth Proportional to 111,758.10, 154,225.33 and 60,770.85

Step by Step Solution

1. Step 1: Write the proportion equation
   111,758.10 : 154,225.33 = 60,770.85 : x
2. Step 2: Convert to fraction form
   111,758.10/154,225.33 = 60,770.85/x
3. Step 3: Cross multiply
   111,758.10x = 154,225.33 × 60,770.85
4. Step 4: Simplify right side
   111,758.10x = 9,372,404,395.63
5. Step 5: Solve for x
   x = 9,372,404,395.63/111,758.10
6. Step 6: Final answer
   x = 83,863.31