Finding the Third Proportional to 740,144 and 1,585,224

Step by Step Solution

1. Step 1: Write the proportion equation
   740,144 : 1,585,224 = 1,585,224 : x
2. Step 2: Convert to fraction form
   740,144/1,585,224 = 1,585,224/x
3. Step 3: Cross multiply
   740,144x = 1,585,224 × 1,585,224
4. Step 4: Simplify right side
   740,144x = 2,512,935,130,176
5. Step 5: Solve for x
   x = 2,512,935,130,176/740,144
6. Step 6: Final answer
   x = 3,395,197.60