Finding the Third Proportional to 698,866 and 1,528,586

Step by Step Solution

1. Step 1: Write the proportion equation
   698,866 : 1,528,586 = 1,528,586 : x
2. Step 2: Convert to fraction form
   698,866/1,528,586 = 1,528,586/x
3. Step 3: Cross multiply
   698,866x = 1,528,586 × 1,528,586
4. Step 4: Simplify right side
   698,866x = 2,336,575,159,396
5. Step 5: Solve for x
   x = 2,336,575,159,396/698,866
6. Step 6: Final answer
   x = 3,343,380.79