Finding the Third Proportional to 53,801.48 and 72,311.96

Step by Step Solution

1. Step 1: Write the proportion equation
   53,801.48 : 72,311.96 = 72,311.96 : x
2. Step 2: Convert to fraction form
   53,801.48/72,311.96 = 72,311.96/x
3. Step 3: Cross multiply
   53,801.48x = 72,311.96 × 72,311.96
4. Step 4: Simplify right side
   53,801.48x = 5,229,019,412.16
5. Step 5: Solve for x
   x = 5,229,019,412.16/53,801.48
6. Step 6: Final answer
   x = 97,190.99