Finding the Third Proportional to 367,881.75 and 788,185.69

Step by Step Solution

1. Step 1: Write the proportion equation
   367,881.75 : 788,185.69 = 788,185.69 : x
2. Step 2: Convert to fraction form
   367,881.75/788,185.69 = 788,185.69/x
3. Step 3: Cross multiply
   367,881.75x = 788,185.69 × 788,185.69
4. Step 4: Simplify right side
   367,881.75x = 621,236,677,979.85
5. Step 5: Solve for x
   x = 621,236,677,979.85/367,881.75
6. Step 6: Final answer
   x = 1,688,685.77