Finding the Fourth Proportional to 63,982.10, 89,458.30 and 63,982.10

Step by Step Solution

1. Step 1: Write the proportion equation
   63,982.10 : 89,458.30 = 63,982.10 : x
2. Step 2: Convert to fraction form
   63,982.10/89,458.30 = 63,982.10/x
3. Step 3: Cross multiply
   63,982.10x = 89,458.30 × 63,982.10
4. Step 4: Simplify right side
   63,982.10x = 5,723,729,896.43
5. Step 5: Solve for x
   x = 5,723,729,896.43/63,982.10
6. Step 6: Final answer
   x = 89,458.30