Finding the Third Proportional to 615,092.25 and 828,036

Step by Step Solution

1. Step 1: Write the proportion equation
   615,092.25 : 828,036 = 828,036 : x
2. Step 2: Convert to fraction form
   615,092.25/828,036 = 828,036/x
3. Step 3: Cross multiply
   615,092.25x = 828,036 × 828,036
4. Step 4: Simplify right side
   615,092.25x = 685,643,617,296
5. Step 5: Solve for x
   x = 685,643,617,296/615,092.25
6. Step 6: Final answer
   x = 1,114,700.47