Finding the Third Proportional to 1,973,040 and 4,245,528

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973,040 : 4,245,528 = 4,245,528 : x
2. Step 2: Convert to fraction form
   1,973,040/4,245,528 = 4,245,528/x
3. Step 3: Cross multiply
   1,973,040x = 4,245,528 × 4,245,528
4. Step 4: Simplify right side
   1,973,040x = 18,024,507,998,784
5. Step 5: Solve for x
   x = 18,024,507,998,784/1,973,040
6. Step 6: Final answer
   x = 9,135,399.18