Finding the Third Proportional to 1,300,488,620 and 1,853,869,604

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,488,620 : 1,853,869,604 = 1,853,869,604 : x
2. Step 2: Convert to fraction form
   1,300,488,620/1,853,869,604 = 1,853,869,604/x
3. Step 3: Cross multiply
   1,300,488,620x = 1,853,869,604 × 1,853,869,604
4. Step 4: Simplify right side
   1,300,488,620x = 3,436,832,508,635,117,056
5. Step 5: Solve for x
   x = 3,436,832,508,635,117,056/1,300,488,620
6. Step 6: Final answer
   x = 2,642,724,016.02