Finding the Third Proportional to 583,620 and 1,254,426

Step by Step Solution

1. Step 1: Write the proportion equation
   583,620 : 1,254,426 = 1,254,426 : x
2. Step 2: Convert to fraction form
   583,620/1,254,426 = 1,254,426/x
3. Step 3: Cross multiply
   583,620x = 1,254,426 × 1,254,426
4. Step 4: Simplify right side
   583,620x = 1,573,584,589,476
5. Step 5: Solve for x
   x = 1,573,584,589,476/583,620
6. Step 6: Final answer
   x = 2,696,248.57