Finding the Third Proportional to 581,976 and 1,272,168

Step by Step Solution

1. Step 1: Write the proportion equation
   581,976 : 1,272,168 = 1,272,168 : x
2. Step 2: Convert to fraction form
   581,976/1,272,168 = 1,272,168/x
3. Step 3: Cross multiply
   581,976x = 1,272,168 × 1,272,168
4. Step 4: Simplify right side
   581,976x = 1,618,411,420,224
5. Step 5: Solve for x
   x = 1,618,411,420,224/581,976
6. Step 6: Final answer
   x = 2,780,890.31