Finding the Third Proportional to 2,628,428,513.63 and 5,655,506,746.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628,428,513.63 : 5,655,506,746.88 = 5,655,506,746.88 : x
2. Step 2: Convert to fraction form
   2,628,428,513.63/5,655,506,746.88 = 5,655,506,746.88/x
3. Step 3: Cross multiply
   2,628,428,513.63x = 5,655,506,746.88 × 5,655,506,746.88
4. Step 4: Simplify right side
   2,628,428,513.63x = 31,984,756,563,948,646,400
5. Step 5: Solve for x
   x = 31,984,756,563,948,646,400/2,628,428,513.63
6. Step 6: Final answer
   x = 12,168,775,524.29