Finding the Third Proportional to 3,937,280 and 5,630,272

Step by Step Solution

1. Step 1: Write the proportion equation
   3,937,280 : 5,630,272 = 5,630,272 : x
2. Step 2: Convert to fraction form
   3,937,280/5,630,272 = 5,630,272/x
3. Step 3: Cross multiply
   3,937,280x = 5,630,272 × 5,630,272
4. Step 4: Simplify right side
   3,937,280x = 31,699,962,793,984
5. Step 5: Solve for x
   x = 31,699,962,793,984/3,937,280
6. Step 6: Final answer
   x = 8,051,234.05