Finding the Third Proportional to 48,485.81 and 74,508.19

Step by Step Solution

1. Step 1: Write the proportion equation
   48,485.81 : 74,508.19 = 74,508.19 : x
2. Step 2: Convert to fraction form
   48,485.81/74,508.19 = 74,508.19/x
3. Step 3: Cross multiply
   48,485.81x = 74,508.19 × 74,508.19
4. Step 4: Simplify right side
   48,485.81x = 5,551,470,004.54
5. Step 5: Solve for x
   x = 5,551,470,004.54/48,485.81
6. Step 6: Final answer
   x = 114,496.79