Finding the Third Proportional to 1,781,326,629 and 3,684,845,322

Step by Step Solution

1. Step 1: Write the proportion equation
   1,781,326,629 : 3,684,845,322 = 3,684,845,322 : x
2. Step 2: Convert to fraction form
   1,781,326,629/3,684,845,322 = 3,684,845,322/x
3. Step 3: Cross multiply
   1,781,326,629x = 3,684,845,322 × 3,684,845,322
4. Step 4: Simplify right side
   1,781,326,629x = 13,578,085,047,065,284,608
5. Step 5: Solve for x
   x = 13,578,085,047,065,284,608/1,781,326,629
6. Step 6: Final answer
   x = 7,622,456,671.34