Finding the Third Proportional to 276,951.50 and 404,432

Step by Step Solution

1. Step 1: Write the proportion equation
   276,951.50 : 404,432 = 404,432 : x
2. Step 2: Convert to fraction form
   276,951.50/404,432 = 404,432/x
3. Step 3: Cross multiply
   276,951.50x = 404,432 × 404,432
4. Step 4: Simplify right side
   276,951.50x = 163,565,242,624
5. Step 5: Solve for x
   x = 163,565,242,624/276,951.50
6. Step 6: Final answer
   x = 590,591.65