Finding the Third Proportional to 779,907,851,626 and 1,698,272,358,308

Step by Step Solution

1. Step 1: Write the proportion equation
   779,907,851,626 : 1,698,272,358,308 = 1,698,272,358,308 : x
2. Step 2: Convert to fraction form
   779,907,851,626/1,698,272,358,308 = 1,698,272,358,308/x
3. Step 3: Cross multiply
   779,907,851,626x = 1,698,272,358,308 × 1,698,272,358,308
4. Step 4: Simplify right side
   779,907,851,626x = 2,884,129,002,993,015,674,896,384
5. Step 5: Solve for x
   x = 2,884,129,002,993,015,674,896,384/779,907,851,626
6. Step 6: Final answer
   x = 3,698,038,168,201.55