Finding the Third Proportional to 909,392 and 1,358,472

Step by Step Solution

1. Step 1: Write the proportion equation
   909,392 : 1,358,472 = 1,358,472 : x
2. Step 2: Convert to fraction form
   909,392/1,358,472 = 1,358,472/x
3. Step 3: Cross multiply
   909,392x = 1,358,472 × 1,358,472
4. Step 4: Simplify right side
   909,392x = 1,845,446,174,784
5. Step 5: Solve for x
   x = 1,845,446,174,784/909,392
6. Step 6: Final answer
   x = 2,029,318.68