Finding the Third Proportional to 74,880 and 162,881.25

Step by Step Solution

1. Step 1: Write the proportion equation
   74,880 : 162,881.25 = 162,881.25 : x
2. Step 2: Convert to fraction form
   74,880/162,881.25 = 162,881.25/x
3. Step 3: Cross multiply
   74,880x = 162,881.25 × 162,881.25
4. Step 4: Simplify right side
   74,880x = 26,530,301,601.56
5. Step 5: Solve for x
   x = 26,530,301,601.56/74,880
6. Step 6: Final answer
   x = 354,304.24