Finding the Third Proportional to 718,549 and 1,569,342

Step by Step Solution

1. Step 1: Write the proportion equation
   718,549 : 1,569,342 = 1,569,342 : x
2. Step 2: Convert to fraction form
   718,549/1,569,342 = 1,569,342/x
3. Step 3: Cross multiply
   718,549x = 1,569,342 × 1,569,342
4. Step 4: Simplify right side
   718,549x = 2,462,834,312,964
5. Step 5: Solve for x
   x = 2,462,834,312,964/718,549
6. Step 6: Final answer
   x = 3,427,510.60