Finding the Fourth Proportional to 114,568.48, 158,111.76 and 64,270.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,568.48 : 158,111.76 = 64,270.72 : x
2. Step 2: Convert to fraction form
   114,568.48/158,111.76 = 64,270.72/x
3. Step 3: Cross multiply
   114,568.48x = 158,111.76 × 64,270.72
4. Step 4: Simplify right side
   114,568.48x = 10,161,956,655.67
5. Step 5: Solve for x
   x = 10,161,956,655.67/114,568.48
6. Step 6: Final answer
   x = 88,697.66