Finding the Third Proportional to 753,413 and 1,778,168

Step by Step Solution

1. Step 1: Write the proportion equation
   753,413 : 1,778,168 = 1,778,168 : x
2. Step 2: Convert to fraction form
   753,413/1,778,168 = 1,778,168/x
3. Step 3: Cross multiply
   753,413x = 1,778,168 × 1,778,168
4. Step 4: Simplify right side
   753,413x = 3,161,881,436,224
5. Step 5: Solve for x
   x = 3,161,881,436,224/753,413
6. Step 6: Final answer
   x = 4,196,743.93