Finding the Third Proportional to 42,830 and 62,844

Step by Step Solution

1. Step 1: Write the proportion equation
   42,830 : 62,844 = 62,844 : x
2. Step 2: Convert to fraction form
   42,830/62,844 = 62,844/x
3. Step 3: Cross multiply
   42,830x = 62,844 × 62,844
4. Step 4: Simplify right side
   42,830x = 3,949,368,336
5. Step 5: Solve for x
   x = 3,949,368,336/42,830
6. Step 6: Final answer
   x = 92,210.33