Finding the Third Proportional to 457,983 and 700,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   457,983 : 700,573.50 = 700,573.50 : x
2. Step 2: Convert to fraction form
   457,983/700,573.50 = 700,573.50/x
3. Step 3: Cross multiply
   457,983x = 700,573.50 × 700,573.50
4. Step 4: Simplify right side
   457,983x = 490,803,228,902.25
5. Step 5: Solve for x
   x = 490,803,228,902.25/457,983
6. Step 6: Final answer
   x = 1,071,662.55