Finding the Third Proportional to 2,430,412 and 5,318,300

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430,412 : 5,318,300 = 5,318,300 : x
2. Step 2: Convert to fraction form
   2,430,412/5,318,300 = 5,318,300/x
3. Step 3: Cross multiply
   2,430,412x = 5,318,300 × 5,318,300
4. Step 4: Simplify right side
   2,430,412x = 28,284,314,890,000
5. Step 5: Solve for x
   x = 28,284,314,890,000/2,430,412
6. Step 6: Final answer
   x = 11,637,662.62