Finding the Third Proportional to 74,160.56 and 174,900.94

Step by Step Solution

1. Step 1: Write the proportion equation
   74,160.56 : 174,900.94 = 174,900.94 : x
2. Step 2: Convert to fraction form
   74,160.56/174,900.94 = 174,900.94/x
3. Step 3: Cross multiply
   74,160.56x = 174,900.94 × 174,900.94
4. Step 4: Simplify right side
   74,160.56x = 30,590,337,938.38
5. Step 5: Solve for x
   x = 30,590,337,938.38/74,160.56
6. Step 6: Final answer
   x = 412,487.94