Finding the Third Proportional to 177,317 and 384,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   177,317 : 384,124.50 = 384,124.50 : x
2. Step 2: Convert to fraction form
   177,317/384,124.50 = 384,124.50/x
3. Step 3: Cross multiply
   177,317x = 384,124.50 × 384,124.50
4. Step 4: Simplify right side
   177,317x = 147,551,631,500.25
5. Step 5: Solve for x
   x = 147,551,631,500.25/177,317
6. Step 6: Final answer
   x = 832,134.72