Finding the Third Proportional to 698,154 and 1,503,168

Step by Step Solution

1. Step 1: Write the proportion equation
   698,154 : 1,503,168 = 1,503,168 : x
2. Step 2: Convert to fraction form
   698,154/1,503,168 = 1,503,168/x
3. Step 3: Cross multiply
   698,154x = 1,503,168 × 1,503,168
4. Step 4: Simplify right side
   698,154x = 2,259,514,036,224
5. Step 5: Solve for x
   x = 2,259,514,036,224/698,154
6. Step 6: Final answer
   x = 3,236,412.08