Finding the Third Proportional to 5,732,912 and 8,287,344

Step by Step Solution

1. Step 1: Write the proportion equation
   5,732,912 : 8,287,344 = 8,287,344 : x
2. Step 2: Convert to fraction form
   5,732,912/8,287,344 = 8,287,344/x
3. Step 3: Cross multiply
   5,732,912x = 8,287,344 × 8,287,344
4. Step 4: Simplify right side
   5,732,912x = 68,680,070,574,336
5. Step 5: Solve for x
   x = 68,680,070,574,336/5,732,912
6. Step 6: Final answer
   x = 11,979,962.46