Finding the Fourth Proportional to 114,434.46, 157,919.46 and 63,447

Step by Step Solution

1. Step 1: Write the proportion equation
   114,434.46 : 157,919.46 = 63,447 : x
2. Step 2: Convert to fraction form
   114,434.46/157,919.46 = 63,447/x
3. Step 3: Cross multiply
   114,434.46x = 157,919.46 × 63,447
4. Step 4: Simplify right side
   114,434.46x = 10,019,515,978.62
5. Step 5: Solve for x
   x = 10,019,515,978.62/114,434.46
6. Step 6: Final answer
   x = 87,556.81