Finding the Third Proportional to 3,664,260 and 7,815,528

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664,260 : 7,815,528 = 7,815,528 : x
2. Step 2: Convert to fraction form
   3,664,260/7,815,528 = 7,815,528/x
3. Step 3: Cross multiply
   3,664,260x = 7,815,528 × 7,815,528
4. Step 4: Simplify right side
   3,664,260x = 61,082,477,918,784
5. Step 5: Solve for x
   x = 61,082,477,918,784/3,664,260
6. Step 6: Final answer
   x = 16,669,799.06