Finding the Third Proportional to 5,598,438 and 8,396,199

Step by Step Solution

1. Step 1: Write the proportion equation
   5,598,438 : 8,396,199 = 8,396,199 : x
2. Step 2: Convert to fraction form
   5,598,438/8,396,199 = 8,396,199/x
3. Step 3: Cross multiply
   5,598,438x = 8,396,199 × 8,396,199
4. Step 4: Simplify right side
   5,598,438x = 70,496,157,647,601
5. Step 5: Solve for x
   x = 70,496,157,647,601/5,598,438
6. Step 6: Final answer
   x = 12,592,111.88