Finding the Third Proportional to 57,203.72 and 84,637.86

Step by Step Solution

1. Step 1: Write the proportion equation
   57,203.72 : 84,637.86 = 84,637.86 : x
2. Step 2: Convert to fraction form
   57,203.72/84,637.86 = 84,637.86/x
3. Step 3: Cross multiply
   57,203.72x = 84,637.86 × 84,637.86
4. Step 4: Simplify right side
   57,203.72x = 7,163,567,528.87
5. Step 5: Solve for x
   x = 7,163,567,528.87/57,203.72
6. Step 6: Final answer
   x = 125,229.05