Finding the Fourth Proportional to 111,687.56, 154,130.02 and 60,700.29

Step by Step Solution

1. Step 1: Write the proportion equation
   111,687.56 : 154,130.02 = 60,700.29 : x
2. Step 2: Convert to fraction form
   111,687.56/154,130.02 = 60,700.29/x
3. Step 3: Cross multiply
   111,687.56x = 154,130.02 × 60,700.29
4. Step 4: Simplify right side
   111,687.56x = 9,355,736,911.71
5. Step 5: Solve for x
   x = 9,355,736,911.71/111,687.56
6. Step 6: Final answer
   x = 83,767.05