Finding the Third Proportional to 7,309,025,935 and 10,830,806,215

Step by Step Solution

1. Step 1: Write the proportion equation
   7,309,025,935 : 10,830,806,215 = 10,830,806,215 : x
2. Step 2: Convert to fraction form
   7,309,025,935/10,830,806,215 = 10,830,806,215/x
3. Step 3: Cross multiply
   7,309,025,935x = 10,830,806,215 × 10,830,806,215
4. Step 4: Simplify right side
   7,309,025,935x = 117,306,363,266,882,633,728
5. Step 5: Solve for x
   x = 117,306,363,266,882,633,728/7,309,025,935
6. Step 6: Final answer
   x = 16,049,520,730.96