Finding the Third Proportional to 899,128 and 1,926,506

Step by Step Solution

1. Step 1: Write the proportion equation
   899,128 : 1,926,506 = 1,926,506 : x
2. Step 2: Convert to fraction form
   899,128/1,926,506 = 1,926,506/x
3. Step 3: Cross multiply
   899,128x = 1,926,506 × 1,926,506
4. Step 4: Simplify right side
   899,128x = 3,711,425,368,036
5. Step 5: Solve for x
   x = 3,711,425,368,036/899,128
6. Step 6: Final answer
   x = 4,127,805.35