Finding the Third Proportional to 162,930 and 245,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,930 : 245,437.50 = 245,437.50 : x
2. Step 2: Convert to fraction form
   162,930/245,437.50 = 245,437.50/x
3. Step 3: Cross multiply
   162,930x = 245,437.50 × 245,437.50
4. Step 4: Simplify right side
   162,930x = 60,239,566,406.25
5. Step 5: Solve for x
   x = 60,239,566,406.25/162,930
6. Step 6: Final answer
   x = 369,726.67