Finding the Third Proportional to 2,690,342,749.50 and 3,786,944,530.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,690,342,749.50 : 3,786,944,530.50 = 3,786,944,530.50 : x
2. Step 2: Convert to fraction form
   2,690,342,749.50/3,786,944,530.50 = 3,786,944,530.50/x
3. Step 3: Cross multiply
   2,690,342,749.50x = 3,786,944,530.50 × 3,786,944,530.50
4. Step 4: Simplify right side
   2,690,342,749.50x = 14,340,948,877,083,865,088
5. Step 5: Solve for x
   x = 14,340,948,877,083,865,088/2,690,342,749.50
6. Step 6: Final answer
   x = 5,330,528,565.46