Finding the Third Proportional to 1,181,880 and 1,772,388

Step by Step Solution

1. Step 1: Write the proportion equation
   1,181,880 : 1,772,388 = 1,772,388 : x
2. Step 2: Convert to fraction form
   1,181,880/1,772,388 = 1,772,388/x
3. Step 3: Cross multiply
   1,181,880x = 1,772,388 × 1,772,388
4. Step 4: Simplify right side
   1,181,880x = 3,141,359,222,544
5. Step 5: Solve for x
   x = 3,141,359,222,544/1,181,880
6. Step 6: Final answer
   x = 2,657,934.16