Finding the Third Proportional to 3,509,674,685 and 7,623,513,442

Step by Step Solution

1. Step 1: Write the proportion equation
   3,509,674,685 : 7,623,513,442 = 7,623,513,442 : x
2. Step 2: Convert to fraction form
   3,509,674,685/7,623,513,442 = 7,623,513,442/x
3. Step 3: Cross multiply
   3,509,674,685x = 7,623,513,442 × 7,623,513,442
4. Step 4: Simplify right side
   3,509,674,685x = 58,117,957,200,354,689,024
5. Step 5: Solve for x
   x = 58,117,957,200,354,689,024/3,509,674,685
6. Step 6: Final answer
   x = 16,559,357,324.13