Finding the Fourth Proportional to 114,669.12, 158,238.03 and 63,685.15

Step by Step Solution

1. Step 1: Write the proportion equation
   114,669.12 : 158,238.03 = 63,685.15 : x
2. Step 2: Convert to fraction form
   114,669.12/158,238.03 = 63,685.15/x
3. Step 3: Cross multiply
   114,669.12x = 158,238.03 × 63,685.15
4. Step 4: Simplify right side
   114,669.12x = 10,077,412,676.25
5. Step 5: Solve for x
   x = 10,077,412,676.25/114,669.12
6. Step 6: Final answer
   x = 87,882.53