Finding the Fourth Proportional to 114,222.12, 157,626.72 and 63,921.12

Step by Step Solution

1. Step 1: Write the proportion equation
   114,222.12 : 157,626.72 = 63,921.12 : x
2. Step 2: Convert to fraction form
   114,222.12/157,626.72 = 63,921.12/x
3. Step 3: Cross multiply
   114,222.12x = 157,626.72 × 63,921.12
4. Step 4: Simplify right side
   114,222.12x = 10,075,676,484.33
5. Step 5: Solve for x
   x = 10,075,676,484.33/114,222.12
6. Step 6: Final answer
   x = 88,211.25