Finding the Third Proportional to 585,985.50 and 1,243,914

Step by Step Solution

1. Step 1: Write the proportion equation
   585,985.50 : 1,243,914 = 1,243,914 : x
2. Step 2: Convert to fraction form
   585,985.50/1,243,914 = 1,243,914/x
3. Step 3: Cross multiply
   585,985.50x = 1,243,914 × 1,243,914
4. Step 4: Simplify right side
   585,985.50x = 1,547,322,039,396
5. Step 5: Solve for x
   x = 1,547,322,039,396/585,985.50
6. Step 6: Final answer
   x = 2,640,546.63