Finding the Third Proportional to 43,611.75 and 72,046.13

Step by Step Solution

1. Step 1: Write the proportion equation
   43,611.75 : 72,046.13 = 72,046.13 : x
2. Step 2: Convert to fraction form
   43,611.75/72,046.13 = 72,046.13/x
3. Step 3: Cross multiply
   43,611.75x = 72,046.13 × 72,046.13
4. Step 4: Simplify right side
   43,611.75x = 5,190,644,127.52
5. Step 5: Solve for x
   x = 5,190,644,127.52/43,611.75
6. Step 6: Final answer
   x = 119,019.40