Finding the Third Proportional to 681,448 and 1,482,210

Step by Step Solution

1. Step 1: Write the proportion equation
   681,448 : 1,482,210 = 1,482,210 : x
2. Step 2: Convert to fraction form
   681,448/1,482,210 = 1,482,210/x
3. Step 3: Cross multiply
   681,448x = 1,482,210 × 1,482,210
4. Step 4: Simplify right side
   681,448x = 2,196,946,484,100
5. Step 5: Solve for x
   x = 2,196,946,484,100/681,448
6. Step 6: Final answer
   x = 3,223,938.56