Finding the Third Proportional to 42,793 and 62,977.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,793 : 62,977.50 = 62,977.50 : x
2. Step 2: Convert to fraction form
   42,793/62,977.50 = 62,977.50/x
3. Step 3: Cross multiply
   42,793x = 62,977.50 × 62,977.50
4. Step 4: Simplify right side
   42,793x = 3,966,165,506.25
5. Step 5: Solve for x
   x = 3,966,165,506.25/42,793
6. Step 6: Final answer
   x = 92,682.58