Finding the Third Proportional to 1,663,438 and 2,506,984

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,438 : 2,506,984 = 2,506,984 : x
2. Step 2: Convert to fraction form
   1,663,438/2,506,984 = 2,506,984/x
3. Step 3: Cross multiply
   1,663,438x = 2,506,984 × 2,506,984
4. Step 4: Simplify right side
   1,663,438x = 6,284,968,776,256
5. Step 5: Solve for x
   x = 6,284,968,776,256/1,663,438
6. Step 6: Final answer
   x = 3,778,300.59