Finding the Third Proportional to 3,548,870 and 7,720,522

Step by Step Solution

1. Step 1: Write the proportion equation
   3,548,870 : 7,720,522 = 7,720,522 : x
2. Step 2: Convert to fraction form
   3,548,870/7,720,522 = 7,720,522/x
3. Step 3: Cross multiply
   3,548,870x = 7,720,522 × 7,720,522
4. Step 4: Simplify right side
   3,548,870x = 59,606,459,952,484
5. Step 5: Solve for x
   x = 59,606,459,952,484/3,548,870
6. Step 6: Final answer
   x = 16,795,898.40