Finding the Fourth Proportional to 114,914.16, 158,549.76 and 64,612.08

Step by Step Solution

1. Step 1: Write the proportion equation
   114,914.16 : 158,549.76 = 64,612.08 : x
2. Step 2: Convert to fraction form
   114,914.16/158,549.76 = 64,612.08/x
3. Step 3: Cross multiply
   114,914.16x = 158,549.76 × 64,612.08
4. Step 4: Simplify right side
   114,914.16x = 10,244,229,777.10
5. Step 5: Solve for x
   x = 10,244,229,777.10/114,914.16
6. Step 6: Final answer
   x = 89,146.80