Finding the Third Proportional to 38,450 and 56,784

Step by Step Solution

1. Step 1: Write the proportion equation
   38,450 : 56,784 = 56,784 : x
2. Step 2: Convert to fraction form
   38,450/56,784 = 56,784/x
3. Step 3: Cross multiply
   38,450x = 56,784 × 56,784
4. Step 4: Simplify right side
   38,450x = 3,224,422,656
5. Step 5: Solve for x
   x = 3,224,422,656/38,450
6. Step 6: Final answer
   x = 83,860.15