Finding the Third Proportional to 931,724 and 1,406,446

Step by Step Solution

1. Step 1: Write the proportion equation
   931,724 : 1,406,446 = 1,406,446 : x
2. Step 2: Convert to fraction form
   931,724/1,406,446 = 1,406,446/x
3. Step 3: Cross multiply
   931,724x = 1,406,446 × 1,406,446
4. Step 4: Simplify right side
   931,724x = 1,978,090,350,916
5. Step 5: Solve for x
   x = 1,978,090,350,916/931,724
6. Step 6: Final answer
   x = 2,123,043.25