Finding the Third Proportional to 525,129,173.72 and 1,071,351,753.61

Step by Step Solution

1. Step 1: Write the proportion equation
   525,129,173.72 : 1,071,351,753.61 = 1,071,351,753.61 : x
2. Step 2: Convert to fraction form
   525,129,173.72/1,071,351,753.61 = 1,071,351,753.61/x
3. Step 3: Cross multiply
   525,129,173.72x = 1,071,351,753.61 × 1,071,351,753.61
4. Step 4: Simplify right side
   525,129,173.72x = 1,147,794,579,961,936,640
5. Step 5: Solve for x
   x = 1,147,794,579,961,936,640/525,129,173.72
6. Step 6: Final answer
   x = 2,185,737,600.21