Finding the Third Proportional to 42,703.45 and 62,409.23

Step by Step Solution

1. Step 1: Write the proportion equation
   42,703.45 : 62,409.23 = 62,409.23 : x
2. Step 2: Convert to fraction form
   42,703.45/62,409.23 = 62,409.23/x
3. Step 3: Cross multiply
   42,703.45x = 62,409.23 × 62,409.23
4. Step 4: Simplify right side
   42,703.45x = 3,894,912,535.27
5. Step 5: Solve for x
   x = 3,894,912,535.27/42,703.45
6. Step 6: Final answer
   x = 91,208.37