Finding the Third Proportional to 5,459,706 and 8,563,887

Step by Step Solution

1. Step 1: Write the proportion equation
   5,459,706 : 8,563,887 = 8,563,887 : x
2. Step 2: Convert to fraction form
   5,459,706/8,563,887 = 8,563,887/x
3. Step 3: Cross multiply
   5,459,706x = 8,563,887 × 8,563,887
4. Step 4: Simplify right side
   5,459,706x = 73,340,160,548,769
5. Step 5: Solve for x
   x = 73,340,160,548,769/5,459,706
6. Step 6: Final answer
   x = 13,432,987.15