Finding the Third Proportional to 31,806,531 and 69,244,344

Step by Step Solution

1. Step 1: Write the proportion equation
   31,806,531 : 69,244,344 = 69,244,344 : x
2. Step 2: Convert to fraction form
   31,806,531/69,244,344 = 69,244,344/x
3. Step 3: Cross multiply
   31,806,531x = 69,244,344 × 69,244,344
4. Step 4: Simplify right side
   31,806,531x = 4,794,779,175,990,336
5. Step 5: Solve for x
   x = 4,794,779,175,990,336/31,806,531
6. Step 6: Final answer
   x = 150,748,259.09