Finding the Third Proportional to 5,459,700 and 8,563,878

Step by Step Solution

1. Step 1: Write the proportion equation
   5,459,700 : 8,563,878 = 8,563,878 : x
2. Step 2: Convert to fraction form
   5,459,700/8,563,878 = 8,563,878/x
3. Step 3: Cross multiply
   5,459,700x = 8,563,878 × 8,563,878
4. Step 4: Simplify right side
   5,459,700x = 73,340,006,398,884
5. Step 5: Solve for x
   x = 73,340,006,398,884/5,459,700
6. Step 6: Final answer
   x = 13,432,973.68