Finding the Fourth Proportional to 111,642.27, 154,068.09 and 60,656.01

Step by Step Solution

1. Step 1: Write the proportion equation
   111,642.27 : 154,068.09 = 60,656.01 : x
2. Step 2: Convert to fraction form
   111,642.27/154,068.09 = 60,656.01/x
3. Step 3: Cross multiply
   111,642.27x = 154,068.09 × 60,656.01
4. Step 4: Simplify right side
   111,642.27x = 9,345,155,958.02
5. Step 5: Solve for x
   x = 9,345,155,958.02/111,642.27
6. Step 6: Final answer
   x = 83,706.25