Finding the Fourth Proportional to 114,706.72, 158,290.16 and 63,722.89

Step by Step Solution

1. Step 1: Write the proportion equation
   114,706.72 : 158,290.16 = 63,722.89 : x
2. Step 2: Convert to fraction form
   114,706.72/158,290.16 = 63,722.89/x
3. Step 3: Cross multiply
   114,706.72x = 158,290.16 × 63,722.89
4. Step 4: Simplify right side
   114,706.72x = 10,086,706,453.76
5. Step 5: Solve for x
   x = 10,086,706,453.76/114,706.72
6. Step 6: Final answer
   x = 87,934.75