Finding the Third Proportional to 171,478.50 and 376,158

Step by Step Solution

1. Step 1: Write the proportion equation
   171,478.50 : 376,158 = 376,158 : x
2. Step 2: Convert to fraction form
   171,478.50/376,158 = 376,158/x
3. Step 3: Cross multiply
   171,478.50x = 376,158 × 376,158
4. Step 4: Simplify right side
   171,478.50x = 141,494,840,964
5. Step 5: Solve for x
   x = 141,494,840,964/171,478.50
6. Step 6: Final answer
   x = 825,146.25