Finding the Third Proportional to 3,074,412 and 4,379,553

Step by Step Solution

1. Step 1: Write the proportion equation
   3,074,412 : 4,379,553 = 4,379,553 : x
2. Step 2: Convert to fraction form
   3,074,412/4,379,553 = 4,379,553/x
3. Step 3: Cross multiply
   3,074,412x = 4,379,553 × 4,379,553
4. Step 4: Simplify right side
   3,074,412x = 19,180,484,479,809
5. Step 5: Solve for x
   x = 19,180,484,479,809/3,074,412
6. Step 6: Final answer
   x = 6,238,748.90