Finding the Third Proportional to 76,762.50 and 168,348

Step by Step Solution

1. Step 1: Write the proportion equation
   76,762.50 : 168,348 = 168,348 : x
2. Step 2: Convert to fraction form
   76,762.50/168,348 = 168,348/x
3. Step 3: Cross multiply
   76,762.50x = 168,348 × 168,348
4. Step 4: Simplify right side
   76,762.50x = 28,341,049,104
5. Step 5: Solve for x
   x = 28,341,049,104/76,762.50
6. Step 6: Final answer
   x = 369,204.35