Finding the Third Proportional to 184,872 and 378,505.50

Step by Step Solution

1. Step 1: Write the proportion equation
   184,872 : 378,505.50 = 378,505.50 : x
2. Step 2: Convert to fraction form
   184,872/378,505.50 = 378,505.50/x
3. Step 3: Cross multiply
   184,872x = 378,505.50 × 378,505.50
4. Step 4: Simplify right side
   184,872x = 143,266,413,530.25
5. Step 5: Solve for x
   x = 143,266,413,530.25/184,872
6. Step 6: Final answer
   x = 774,949.23