Finding the Third Proportional to 1,003,670 and 1,430,768

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003,670 : 1,430,768 = 1,430,768 : x
2. Step 2: Convert to fraction form
   1,003,670/1,430,768 = 1,430,768/x
3. Step 3: Cross multiply
   1,003,670x = 1,430,768 × 1,430,768
4. Step 4: Simplify right side
   1,003,670x = 2,047,097,069,824
5. Step 5: Solve for x
   x = 2,047,097,069,824/1,003,670
6. Step 6: Final answer
   x = 2,039,611.69