Finding the Third Proportional to 4,583,725 and 9,713,870

Step by Step Solution

1. Step 1: Write the proportion equation
   4,583,725 : 9,713,870 = 9,713,870 : x
2. Step 2: Convert to fraction form
   4,583,725/9,713,870 = 9,713,870/x
3. Step 3: Cross multiply
   4,583,725x = 9,713,870 × 9,713,870
4. Step 4: Simplify right side
   4,583,725x = 94,359,270,376,900
5. Step 5: Solve for x
   x = 94,359,270,376,900/4,583,725
6. Step 6: Final answer
   x = 20,585,718.03