Finding the Third Proportional to 3,817,064 and 8,320,000

Step by Step Solution

1. Step 1: Write the proportion equation
   3,817,064 : 8,320,000 = 8,320,000 : x
2. Step 2: Convert to fraction form
   3,817,064/8,320,000 = 8,320,000/x
3. Step 3: Cross multiply
   3,817,064x = 8,320,000 × 8,320,000
4. Step 4: Simplify right side
   3,817,064x = 69,222,400,000,000
5. Step 5: Solve for x
   x = 69,222,400,000,000/3,817,064
6. Step 6: Final answer
   x = 18,134,985.42