Finding the Third Proportional to 2,499,217,490 and 5,205,293,684

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,217,490 : 5,205,293,684 = 5,205,293,684 : x
2. Step 2: Convert to fraction form
   2,499,217,490/5,205,293,684 = 5,205,293,684/x
3. Step 3: Cross multiply
   2,499,217,490x = 5,205,293,684 × 5,205,293,684
4. Step 4: Simplify right side
   2,499,217,490x = 27,095,082,336,690,290,688
5. Step 5: Solve for x
   x = 27,095,082,336,690,290,688/2,499,217,490
6. Step 6: Final answer
   x = 10,841,426,344.49