Finding the Fourth Proportional to 114,243.72, 157,656.30 and 63,942.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,243.72 : 157,656.30 = 63,942.72 : x
2. Step 2: Convert to fraction form
   114,243.72/157,656.30 = 63,942.72/x
3. Step 3: Cross multiply
   114,243.72x = 157,656.30 × 63,942.72
4. Step 4: Simplify right side
   114,243.72x = 10,080,972,647.14
5. Step 5: Solve for x
   x = 10,080,972,647.14/114,243.72
6. Step 6: Final answer
   x = 88,240.93