Finding the Third Proportional to 745,554,080 and 1,111,865,759.50

Step by Step Solution

1. Step 1: Write the proportion equation
   745,554,080 : 1,111,865,759.50 = 1,111,865,759.50 : x
2. Step 2: Convert to fraction form
   745,554,080/1,111,865,759.50 = 1,111,865,759.50/x
3. Step 3: Cross multiply
   745,554,080x = 1,111,865,759.50 × 1,111,865,759.50
4. Step 4: Simplify right side
   745,554,080x = 1,236,245,467,148,511,744
5. Step 5: Solve for x
   x = 1,236,245,467,148,511,744/745,554,080
6. Step 6: Final answer
   x = 1,658,156,665.37