Finding the Third Proportional to 1,221,174 and 1,868,024

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,174 : 1,868,024 = 1,868,024 : x
2. Step 2: Convert to fraction form
   1,221,174/1,868,024 = 1,868,024/x
3. Step 3: Cross multiply
   1,221,174x = 1,868,024 × 1,868,024
4. Step 4: Simplify right side
   1,221,174x = 3,489,513,664,576
5. Step 5: Solve for x
   x = 3,489,513,664,576/1,221,174
6. Step 6: Final answer
   x = 2,857,507.34