Finding the Third Proportional to 276,607.50 and 603,483

Step by Step Solution

1. Step 1: Write the proportion equation
   276,607.50 : 603,483 = 603,483 : x
2. Step 2: Convert to fraction form
   276,607.50/603,483 = 603,483/x
3. Step 3: Cross multiply
   276,607.50x = 603,483 × 603,483
4. Step 4: Simplify right side
   276,607.50x = 364,191,731,289
5. Step 5: Solve for x
   x = 364,191,731,289/276,607.50
6. Step 6: Final answer
   x = 1,316,637.23