Finding the Fourth Proportional to 111,641.37, 154,064.41 and 60,653.67

Step by Step Solution

1. Step 1: Write the proportion equation
   111,641.37 : 154,064.41 = 60,653.67 : x
2. Step 2: Convert to fraction form
   111,641.37/154,064.41 = 60,653.67/x
3. Step 3: Cross multiply
   111,641.37x = 154,064.41 × 60,653.67
4. Step 4: Simplify right side
   111,641.37x = 9,344,571,882.88
5. Step 5: Solve for x
   x = 9,344,571,882.88/111,641.37
6. Step 6: Final answer
   x = 83,701.69