Finding the Third Proportional to 370,591.88 and 808,945.31

Step by Step Solution

1. Step 1: Write the proportion equation
   370,591.88 : 808,945.31 = 808,945.31 : x
2. Step 2: Convert to fraction form
   370,591.88/808,945.31 = 808,945.31/x
3. Step 3: Cross multiply
   370,591.88x = 808,945.31 × 808,945.31
4. Step 4: Simplify right side
   370,591.88x = 654,392,518,615.72
5. Step 5: Solve for x
   x = 654,392,518,615.72/370,591.88
6. Step 6: Final answer
   x = 1,765,803.74