Finding the Third Proportional to 689,464,892.25 and 1,097,605,273.50

Step by Step Solution

1. Step 1: Write the proportion equation
   689,464,892.25 : 1,097,605,273.50 = 1,097,605,273.50 : x
2. Step 2: Convert to fraction form
   689,464,892.25/1,097,605,273.50 = 1,097,605,273.50/x
3. Step 3: Cross multiply
   689,464,892.25x = 1,097,605,273.50 × 1,097,605,273.50
4. Step 4: Simplify right side
   689,464,892.25x = 1,204,737,336,415,009,792
5. Step 5: Solve for x
   x = 1,204,737,336,415,009,792/689,464,892.25
6. Step 6: Final answer
   x = 1,747,351,242.91