Finding the Third Proportional to 2,604,749,960 and 5,587,621,936

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604,749,960 : 5,587,621,936 = 5,587,621,936 : x
2. Step 2: Convert to fraction form
   2,604,749,960/5,587,621,936 = 5,587,621,936/x
3. Step 3: Cross multiply
   2,604,749,960x = 5,587,621,936 × 5,587,621,936
4. Step 4: Simplify right side
   2,604,749,960x = 31,221,518,899,668,389,888
5. Step 5: Solve for x
   x = 31,221,518,899,668,389,888/2,604,749,960
6. Step 6: Final answer
   x = 11,986,378,492.80