Finding the Fourth Proportional to 114,948.06, 158,626.79 and 64,647.06

Step by Step Solution

1. Step 1: Write the proportion equation
   114,948.06 : 158,626.79 = 64,647.06 : x
2. Step 2: Convert to fraction form
   114,948.06/158,626.79 = 64,647.06/x
3. Step 3: Cross multiply
   114,948.06x = 158,626.79 × 64,647.06
4. Step 4: Simplify right side
   114,948.06x = 10,254,755,287.50
5. Step 5: Solve for x
   x = 10,254,755,287.50/114,948.06
6. Step 6: Final answer
   x = 89,212.08