Finding the Third Proportional to 807,693,221 and 1,728,848,145

Step by Step Solution

1. Step 1: Write the proportion equation
   807,693,221 : 1,728,848,145 = 1,728,848,145 : x
2. Step 2: Convert to fraction form
   807,693,221/1,728,848,145 = 1,728,848,145/x
3. Step 3: Cross multiply
   807,693,221x = 1,728,848,145 × 1,728,848,145
4. Step 4: Simplify right side
   807,693,221x = 2,988,915,908,469,941,248
5. Step 5: Solve for x
   x = 2,988,915,908,469,941,248/807,693,221
6. Step 6: Final answer
   x = 3,700,558,368.89