Finding the Third Proportional to 758,486 and 1,636,528

Step by Step Solution

1. Step 1: Write the proportion equation
   758,486 : 1,636,528 = 1,636,528 : x
2. Step 2: Convert to fraction form
   758,486/1,636,528 = 1,636,528/x
3. Step 3: Cross multiply
   758,486x = 1,636,528 × 1,636,528
4. Step 4: Simplify right side
   758,486x = 2,678,223,894,784
5. Step 5: Solve for x
   x = 2,678,223,894,784/758,486
6. Step 6: Final answer
   x = 3,531,012.96