Finding the Fourth Proportional to 111,642.53, 154,068.43 and 60,656.27

Step by Step Solution

1. Step 1: Write the proportion equation
   111,642.53 : 154,068.43 = 60,656.27 : x
2. Step 2: Convert to fraction form
   111,642.53/154,068.43 = 60,656.27/x
3. Step 3: Cross multiply
   111,642.53x = 154,068.43 × 60,656.27
4. Step 4: Simplify right side
   111,642.53x = 9,345,215,518.21
5. Step 5: Solve for x
   x = 9,345,215,518.21/111,642.53
6. Step 6: Final answer
   x = 83,706.59