Finding the Third Proportional to 2,689,274,111.20 and 5,756,327,314.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,689,274,111.20 : 5,756,327,314.95 = 5,756,327,314.95 : x
2. Step 2: Convert to fraction form
   2,689,274,111.20/5,756,327,314.95 = 5,756,327,314.95/x
3. Step 3: Cross multiply
   2,689,274,111.20x = 5,756,327,314.95 × 5,756,327,314.95
4. Step 4: Simplify right side
   2,689,274,111.20x = 33,135,304,156,785,369,088
5. Step 5: Solve for x
   x = 33,135,304,156,785,369,088/2,689,274,111.20
6. Step 6: Final answer
   x = 12,321,281,798.22