Finding the Third Proportional to 745,554,071.25 and 1,111,865,747.63

Step by Step Solution

1. Step 1: Write the proportion equation
   745,554,071.25 : 1,111,865,747.63 = 1,111,865,747.63 : x
2. Step 2: Convert to fraction form
   745,554,071.25/1,111,865,747.63 = 1,111,865,747.63/x
3. Step 3: Cross multiply
   745,554,071.25x = 1,111,865,747.63 × 1,111,865,747.63
4. Step 4: Simplify right side
   745,554,071.25x = 1,236,245,440,741,700,096
5. Step 5: Solve for x
   x = 1,236,245,440,741,700,096/745,554,071.25
6. Step 6: Final answer
   x = 1,658,156,649.42