Finding the Third Proportional to 272,880 and 586,801.13

Step by Step Solution

1. Step 1: Write the proportion equation
   272,880 : 586,801.13 = 586,801.13 : x
2. Step 2: Convert to fraction form
   272,880/586,801.13 = 586,801.13/x
3. Step 3: Cross multiply
   272,880x = 586,801.13 × 586,801.13
4. Step 4: Simplify right side
   272,880x = 344,335,560,301.27
5. Step 5: Solve for x
   x = 344,335,560,301.27/272,880
6. Step 6: Final answer
   x = 1,261,857.08