Finding the Third Proportional to 6,488,510,200 and 13,320,995,892

Step by Step Solution

1. Step 1: Write the proportion equation
   6,488,510,200 : 13,320,995,892 = 13,320,995,892 : x
2. Step 2: Convert to fraction form
   6,488,510,200/13,320,995,892 = 13,320,995,892/x
3. Step 3: Cross multiply
   6,488,510,200x = 13,320,995,892 × 13,320,995,892
4. Step 4: Simplify right side
   6,488,510,200x = 177,448,931,554,680,864,768
5. Step 5: Solve for x
   x = 177,448,931,554,680,864,768/6,488,510,200
6. Step 6: Final answer
   x = 27,348,177,946.10