Finding the Third Proportional to 27,946.13 and 42,280.31

Step by Step Solution

1. Step 1: Write the proportion equation
   27,946.13 : 42,280.31 = 42,280.31 : x
2. Step 2: Convert to fraction form
   27,946.13/42,280.31 = 42,280.31/x
3. Step 3: Cross multiply
   27,946.13x = 42,280.31 × 42,280.31
4. Step 4: Simplify right side
   27,946.13x = 1,787,624,825.10
5. Step 5: Solve for x
   x = 1,787,624,825.10/27,946.13
6. Step 6: Final answer
   x = 63,966.82