Finding the Fourth Proportional to 114,648.21, 158,209.24 and 63,664.18

Step by Step Solution

1. Step 1: Write the proportion equation
   114,648.21 : 158,209.24 = 63,664.18 : x
2. Step 2: Convert to fraction form
   114,648.21/158,209.24 = 63,664.18/x
3. Step 3: Cross multiply
   114,648.21x = 158,209.24 × 63,664.18
4. Step 4: Simplify right side
   114,648.21x = 10,072,261,008.18
5. Step 5: Solve for x
   x = 10,072,261,008.18/114,648.21
6. Step 6: Final answer
   x = 87,853.63