Finding the Fourth Proportional to 63,886.10, 89,323.90 and 63,886.10

Step by Step Solution

1. Step 1: Write the proportion equation
   63,886.10 : 89,323.90 = 63,886.10 : x
2. Step 2: Convert to fraction form
   63,886.10/89,323.90 = 63,886.10/x
3. Step 3: Cross multiply
   63,886.10x = 89,323.90 × 63,886.10
4. Step 4: Simplify right side
   63,886.10x = 5,706,555,607.79
5. Step 5: Solve for x
   x = 5,706,555,607.79/63,886.10
6. Step 6: Final answer
   x = 89,323.90