Finding the Third Proportional to 164,180 and 249,580.50

Step by Step Solution

1. Step 1: Write the proportion equation
   164,180 : 249,580.50 = 249,580.50 : x
2. Step 2: Convert to fraction form
   164,180/249,580.50 = 249,580.50/x
3. Step 3: Cross multiply
   164,180x = 249,580.50 × 249,580.50
4. Step 4: Simplify right side
   164,180x = 62,290,425,980.25
5. Step 5: Solve for x
   x = 62,290,425,980.25/164,180
6. Step 6: Final answer
   x = 379,403.25