Finding the Fourth Proportional to 114,645.50, 158,210.79 and 64,344.50

Step by Step Solution

1. Step 1: Write the proportion equation
   114,645.50 : 158,210.79 = 64,344.50 : x
2. Step 2: Convert to fraction form
   114,645.50/158,210.79 = 64,344.50/x
3. Step 3: Cross multiply
   114,645.50x = 158,210.79 × 64,344.50
4. Step 4: Simplify right side
   114,645.50x = 10,179,994,177.16
5. Step 5: Solve for x
   x = 10,179,994,177.16/114,645.50
6. Step 6: Final answer
   x = 88,795.41