Finding the Third Proportional to 602,078.06 and 825,607.69

Step by Step Solution

1. Step 1: Write the proportion equation
   602,078.06 : 825,607.69 = 825,607.69 : x
2. Step 2: Convert to fraction form
   602,078.06/825,607.69 = 825,607.69/x
3. Step 3: Cross multiply
   602,078.06x = 825,607.69 × 825,607.69
4. Step 4: Simplify right side
   602,078.06x = 681,628,053,659.10
5. Step 5: Solve for x
   x = 681,628,053,659.10/602,078.06
6. Step 6: Final answer
   x = 1,132,125.71