Finding the Third Proportional to 852,307 and 1,420,342

Step by Step Solution

1. Step 1: Write the proportion equation
   852,307 : 1,420,342 = 1,420,342 : x
2. Step 2: Convert to fraction form
   852,307/1,420,342 = 1,420,342/x
3. Step 3: Cross multiply
   852,307x = 1,420,342 × 1,420,342
4. Step 4: Simplify right side
   852,307x = 2,017,371,396,964
5. Step 5: Solve for x
   x = 2,017,371,396,964/852,307
6. Step 6: Final answer
   x = 2,366,953.92