Finding the Third Proportional to 148,552 and 230,123

Step by Step Solution

1. Step 1: Write the proportion equation
   148,552 : 230,123 = 230,123 : x
2. Step 2: Convert to fraction form
   148,552/230,123 = 230,123/x
3. Step 3: Cross multiply
   148,552x = 230,123 × 230,123
4. Step 4: Simplify right side
   148,552x = 52,956,595,129
5. Step 5: Solve for x
   x = 52,956,595,129/148,552
6. Step 6: Final answer
   x = 356,485.24