Finding the Third Proportional to 898,392 and 1,321,316

Step by Step Solution

1. Step 1: Write the proportion equation
   898,392 : 1,321,316 = 1,321,316 : x
2. Step 2: Convert to fraction form
   898,392/1,321,316 = 1,321,316/x
3. Step 3: Cross multiply
   898,392x = 1,321,316 × 1,321,316
4. Step 4: Simplify right side
   898,392x = 1,745,875,971,856
5. Step 5: Solve for x
   x = 1,745,875,971,856/898,392
6. Step 6: Final answer
   x = 1,943,334.28