Finding the Third Proportional to 906,578 and 1,973,292

Step by Step Solution

1. Step 1: Write the proportion equation
   906,578 : 1,973,292 = 1,973,292 : x
2. Step 2: Convert to fraction form
   906,578/1,973,292 = 1,973,292/x
3. Step 3: Cross multiply
   906,578x = 1,973,292 × 1,973,292
4. Step 4: Simplify right side
   906,578x = 3,893,881,317,264
5. Step 5: Solve for x
   x = 3,893,881,317,264/906,578
6. Step 6: Final answer
   x = 4,295,142.08