Finding the Third Proportional to 50,478.19 and 109,314.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,478.19 : 109,314.56 = 109,314.56 : x
2. Step 2: Convert to fraction form
   50,478.19/109,314.56 = 109,314.56/x
3. Step 3: Cross multiply
   50,478.19x = 109,314.56 × 109,314.56
4. Step 4: Simplify right side
   50,478.19x = 11,949,673,574.57
5. Step 5: Solve for x
   x = 11,949,673,574.57/50,478.19
6. Step 6: Final answer
   x = 236,729.45