Finding the Third Proportional to 168,264 and 249,979.50

Step by Step Solution

1. Step 1: Write the proportion equation
   168,264 : 249,979.50 = 249,979.50 : x
2. Step 2: Convert to fraction form
   168,264/249,979.50 = 249,979.50/x
3. Step 3: Cross multiply
   168,264x = 249,979.50 × 249,979.50
4. Step 4: Simplify right side
   168,264x = 62,489,750,420.25
5. Step 5: Solve for x
   x = 62,489,750,420.25/168,264
6. Step 6: Final answer
   x = 371,379.20