Finding the Third Proportional to 42,113.81 and 63,673.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,113.81 : 63,673.31 = 63,673.31 : x
2. Step 2: Convert to fraction form
   42,113.81/63,673.31 = 63,673.31/x
3. Step 3: Cross multiply
   42,113.81x = 63,673.31 × 63,673.31
4. Step 4: Simplify right side
   42,113.81x = 4,054,290,724.72
5. Step 5: Solve for x
   x = 4,054,290,724.72/42,113.81
6. Step 6: Final answer
   x = 96,269.86