Finding the Third Proportional to 3,589,066.50 and 5,516,643

Step by Step Solution

1. Step 1: Write the proportion equation
   3,589,066.50 : 5,516,643 = 5,516,643 : x
2. Step 2: Convert to fraction form
   3,589,066.50/5,516,643 = 5,516,643/x
3. Step 3: Cross multiply
   3,589,066.50x = 5,516,643 × 5,516,643
4. Step 4: Simplify right side
   3,589,066.50x = 30,433,349,989,449
5. Step 5: Solve for x
   x = 30,433,349,989,449/3,589,066.50
6. Step 6: Final answer
   x = 8,479,461.16