Finding the Third Proportional to 538,437,892 and 1,171,215,680

Step by Step Solution

1. Step 1: Write the proportion equation
   538,437,892 : 1,171,215,680 = 1,171,215,680 : x
2. Step 2: Convert to fraction form
   538,437,892/1,171,215,680 = 1,171,215,680/x
3. Step 3: Cross multiply
   538,437,892x = 1,171,215,680 × 1,171,215,680
4. Step 4: Simplify right side
   538,437,892x = 1,371,746,169,077,862,400
5. Step 5: Solve for x
   x = 1,371,746,169,077,862,400/538,437,892
6. Step 6: Final answer
   x = 2,547,640,478.98