Finding the Fourth Proportional to 115,087.68, 158,820.50 and 64,101.01

Step by Step Solution

1. Step 1: Write the proportion equation
   115,087.68 : 158,820.50 = 64,101.01 : x
2. Step 2: Convert to fraction form
   115,087.68/158,820.50 = 64,101.01/x
3. Step 3: Cross multiply
   115,087.68x = 158,820.50 × 64,101.01
4. Step 4: Simplify right side
   115,087.68x = 10,180,555,016.01
5. Step 5: Solve for x
   x = 10,180,555,016.01/115,087.68
6. Step 6: Final answer
   x = 88,459.12