Finding the Third Proportional to 2,817,970,081.88 and 5,564,810,113.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,817,970,081.88 : 5,564,810,113.88 = 5,564,810,113.88 : x
2. Step 2: Convert to fraction form
   2,817,970,081.88/5,564,810,113.88 = 5,564,810,113.88/x
3. Step 3: Cross multiply
   2,817,970,081.88x = 5,564,810,113.88 × 5,564,810,113.88
4. Step 4: Simplify right side
   2,817,970,081.88x = 30,967,111,603,485,491,200
5. Step 5: Solve for x
   x = 30,967,111,603,485,491,200/2,817,970,081.88
6. Step 6: Final answer
   x = 10,989,155,563.67