Finding the Third Proportional to 577,563 and 897,760.50

Step by Step Solution

1. Step 1: Write the proportion equation
   577,563 : 897,760.50 = 897,760.50 : x
2. Step 2: Convert to fraction form
   577,563/897,760.50 = 897,760.50/x
3. Step 3: Cross multiply
   577,563x = 897,760.50 × 897,760.50
4. Step 4: Simplify right side
   577,563x = 805,973,915,360.25
5. Step 5: Solve for x
   x = 805,973,915,360.25/577,563
6. Step 6: Final answer
   x = 1,395,473.59