Finding the Third Proportional to 1,130,340 and 1,584,170

Step by Step Solution

1. Step 1: Write the proportion equation
   1,130,340 : 1,584,170 = 1,584,170 : x
2. Step 2: Convert to fraction form
   1,130,340/1,584,170 = 1,584,170/x
3. Step 3: Cross multiply
   1,130,340x = 1,584,170 × 1,584,170
4. Step 4: Simplify right side
   1,130,340x = 2,509,594,588,900
5. Step 5: Solve for x
   x = 2,509,594,588,900/1,130,340
6. Step 6: Final answer
   x = 2,220,212.14