Finding the Third Proportional to 817,089,856 and 1,222,739,808

Step by Step Solution

1. Step 1: Write the proportion equation
   817,089,856 : 1,222,739,808 = 1,222,739,808 : x
2. Step 2: Convert to fraction form
   817,089,856/1,222,739,808 = 1,222,739,808/x
3. Step 3: Cross multiply
   817,089,856x = 1,222,739,808 × 1,222,739,808
4. Step 4: Simplify right side
   817,089,856x = 1,495,092,638,067,876,864
5. Step 5: Solve for x
   x = 1,495,092,638,067,876,864/817,089,856
6. Step 6: Final answer
   x = 1,829,777,504.99