Finding the Third Proportional to 29,881.41 and 40,603.78

Step by Step Solution

1. Step 1: Write the proportion equation
   29,881.41 : 40,603.78 = 40,603.78 : x
2. Step 2: Convert to fraction form
   29,881.41/40,603.78 = 40,603.78/x
3. Step 3: Cross multiply
   29,881.41x = 40,603.78 × 40,603.78
4. Step 4: Simplify right side
   29,881.41x = 1,648,667,051.80
5. Step 5: Solve for x
   x = 1,648,667,051.80/29,881.41
6. Step 6: Final answer
   x = 55,173.68