Finding the Fourth Proportional to 114,923.08, 158,592.90 and 64,621

Step by Step Solution

1. Step 1: Write the proportion equation
   114,923.08 : 158,592.90 = 64,621 : x
2. Step 2: Convert to fraction form
   114,923.08/158,592.90 = 64,621/x
3. Step 3: Cross multiply
   114,923.08x = 158,592.90 × 64,621
4. Step 4: Simplify right side
   114,923.08x = 10,248,431,790.90
5. Step 5: Solve for x
   x = 10,248,431,790.90/114,923.08
6. Step 6: Final answer
   x = 89,176.45