Finding the Third Proportional to 74,276.25 and 109,776.38

Step by Step Solution

1. Step 1: Write the proportion equation
   74,276.25 : 109,776.38 = 109,776.38 : x
2. Step 2: Convert to fraction form
   74,276.25/109,776.38 = 109,776.38/x
3. Step 3: Cross multiply
   74,276.25x = 109,776.38 × 109,776.38
4. Step 4: Simplify right side
   74,276.25x = 12,050,852,508.14
5. Step 5: Solve for x
   x = 12,050,852,508.14/74,276.25
6. Step 6: Final answer
   x = 162,243.69