Finding the Third Proportional to 2,514,718,068.50 and 5,290,036,870

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514,718,068.50 : 5,290,036,870 = 5,290,036,870 : x
2. Step 2: Convert to fraction form
   2,514,718,068.50/5,290,036,870 = 5,290,036,870/x
3. Step 3: Cross multiply
   2,514,718,068.50x = 5,290,036,870 × 5,290,036,870
4. Step 4: Simplify right side
   2,514,718,068.50x = 27,984,490,085,959,397,376
5. Step 5: Solve for x
   x = 27,984,490,085,959,397,376/2,514,718,068.50
6. Step 6: Final answer
   x = 11,128,281,311.73