Finding the Third Proportional to 1,181,724 and 1,772,140

Step by Step Solution

1. Step 1: Write the proportion equation
   1,181,724 : 1,772,140 = 1,772,140 : x
2. Step 2: Convert to fraction form
   1,181,724/1,772,140 = 1,772,140/x
3. Step 3: Cross multiply
   1,181,724x = 1,772,140 × 1,772,140
4. Step 4: Simplify right side
   1,181,724x = 3,140,480,179,600
5. Step 5: Solve for x
   x = 3,140,480,179,600/1,181,724
6. Step 6: Final answer
   x = 2,657,541.17