Finding the Third Proportional to 42,783.75 and 62,790.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,783.75 : 62,790.75 = 62,790.75 : x
2. Step 2: Convert to fraction form
   42,783.75/62,790.75 = 62,790.75/x
3. Step 3: Cross multiply
   42,783.75x = 62,790.75 × 62,790.75
4. Step 4: Simplify right side
   42,783.75x = 3,942,678,285.56
5. Step 5: Solve for x
   x = 3,942,678,285.56/42,783.75
6. Step 6: Final answer
   x = 92,153.64