Finding the Third Proportional to 594,621 and 1,238,490

Step by Step Solution

1. Step 1: Write the proportion equation
   594,621 : 1,238,490 = 1,238,490 : x
2. Step 2: Convert to fraction form
   594,621/1,238,490 = 1,238,490/x
3. Step 3: Cross multiply
   594,621x = 1,238,490 × 1,238,490
4. Step 4: Simplify right side
   594,621x = 1,533,857,480,100
5. Step 5: Solve for x
   x = 1,533,857,480,100/594,621
6. Step 6: Final answer
   x = 2,579,554.84