Finding the Third Proportional to 570,517.50 and 1,236,168.50

Step by Step Solution

1. Step 1: Write the proportion equation
   570,517.50 : 1,236,168.50 = 1,236,168.50 : x
2. Step 2: Convert to fraction form
   570,517.50/1,236,168.50 = 1,236,168.50/x
3. Step 3: Cross multiply
   570,517.50x = 1,236,168.50 × 1,236,168.50
4. Step 4: Simplify right side
   570,517.50x = 1,528,112,560,392.25
5. Step 5: Solve for x
   x = 1,528,112,560,392.25/570,517.50
6. Step 6: Final answer
   x = 2,678,467.46