Finding the Third Proportional to 1,196,641,920 and 1,788,367,536

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196,641,920 : 1,788,367,536 = 1,788,367,536 : x
2. Step 2: Convert to fraction form
   1,196,641,920/1,788,367,536 = 1,788,367,536/x
3. Step 3: Cross multiply
   1,196,641,920x = 1,788,367,536 × 1,788,367,536
4. Step 4: Simplify right side
   1,196,641,920x = 3,198,258,443,818,711,040
5. Step 5: Solve for x
   x = 3,198,258,443,818,711,040/1,196,641,920
6. Step 6: Final answer
   x = 2,672,694,638.53