Finding the Third Proportional to 3,979,496 and 8,526,700

Step by Step Solution

1. Step 1: Write the proportion equation
   3,979,496 : 8,526,700 = 8,526,700 : x
2. Step 2: Convert to fraction form
   3,979,496/8,526,700 = 8,526,700/x
3. Step 3: Cross multiply
   3,979,496x = 8,526,700 × 8,526,700
4. Step 4: Simplify right side
   3,979,496x = 72,704,612,890,000
5. Step 5: Solve for x
   x = 72,704,612,890,000/3,979,496
6. Step 6: Final answer
   x = 18,269,804.24