Finding the Third Proportional to 707,758,054.69 and 1,551,565,005.38

Step by Step Solution

1. Step 1: Write the proportion equation
   707,758,054.69 : 1,551,565,005.38 = 1,551,565,005.38 : x
2. Step 2: Convert to fraction form
   707,758,054.69/1,551,565,005.38 = 1,551,565,005.38/x
3. Step 3: Cross multiply
   707,758,054.69x = 1,551,565,005.38 × 1,551,565,005.38
4. Step 4: Simplify right side
   707,758,054.69x = 2,407,353,965,904,323,584
5. Step 5: Solve for x
   x = 2,407,353,965,904,323,584/707,758,054.69
6. Step 6: Final answer
   x = 3,401,379,821.76