Finding the Third Proportional to 585,840 and 1,218,333

Step by Step Solution

1. Step 1: Write the proportion equation
   585,840 : 1,218,333 = 1,218,333 : x
2. Step 2: Convert to fraction form
   585,840/1,218,333 = 1,218,333/x
3. Step 3: Cross multiply
   585,840x = 1,218,333 × 1,218,333
4. Step 4: Simplify right side
   585,840x = 1,484,335,298,889
5. Step 5: Solve for x
   x = 1,484,335,298,889/585,840
6. Step 6: Final answer
   x = 2,533,687.18