Finding the Third Proportional to 40,360.88 and 55,404.56

Step by Step Solution

1. Step 1: Write the proportion equation
   40,360.88 : 55,404.56 = 55,404.56 : x
2. Step 2: Convert to fraction form
   40,360.88/55,404.56 = 55,404.56/x
3. Step 3: Cross multiply
   40,360.88x = 55,404.56 × 55,404.56
4. Step 4: Simplify right side
   40,360.88x = 3,069,665,545.82
5. Step 5: Solve for x
   x = 3,069,665,545.82/40,360.88
6. Step 6: Final answer
   x = 76,055.48