Finding the Third Proportional to 4,173,064 and 8,794,458

Step by Step Solution

1. Step 1: Write the proportion equation
   4,173,064 : 8,794,458 = 8,794,458 : x
2. Step 2: Convert to fraction form
   4,173,064/8,794,458 = 8,794,458/x
3. Step 3: Cross multiply
   4,173,064x = 8,794,458 × 8,794,458
4. Step 4: Simplify right side
   4,173,064x = 77,342,491,513,764
5. Step 5: Solve for x
   x = 77,342,491,513,764/4,173,064
6. Step 6: Final answer
   x = 18,533,742.00