Finding the Third Proportional to 367,550 and 577,600

Step by Step Solution

1. Step 1: Write the proportion equation
   367,550 : 577,600 = 577,600 : x
2. Step 2: Convert to fraction form
   367,550/577,600 = 577,600/x
3. Step 3: Cross multiply
   367,550x = 577,600 × 577,600
4. Step 4: Simplify right side
   367,550x = 333,621,760,000
5. Step 5: Solve for x
   x = 333,621,760,000/367,550
6. Step 6: Final answer
   x = 907,690.82