Finding the Third Proportional to 976,428 and 1,478,412

Step by Step Solution

1. Step 1: Write the proportion equation
   976,428 : 1,478,412 = 1,478,412 : x
2. Step 2: Convert to fraction form
   976,428/1,478,412 = 1,478,412/x
3. Step 3: Cross multiply
   976,428x = 1,478,412 × 1,478,412
4. Step 4: Simplify right side
   976,428x = 2,185,702,041,744
5. Step 5: Solve for x
   x = 2,185,702,041,744/976,428
6. Step 6: Final answer
   x = 2,238,467.19