Finding the Third Proportional to 40,938 and 55,575

Step by Step Solution

1. Step 1: Write the proportion equation
   40,938 : 55,575 = 55,575 : x
2. Step 2: Convert to fraction form
   40,938/55,575 = 55,575/x
3. Step 3: Cross multiply
   40,938x = 55,575 × 55,575
4. Step 4: Simplify right side
   40,938x = 3,088,580,625
5. Step 5: Solve for x
   x = 3,088,580,625/40,938
6. Step 6: Final answer
   x = 75,445.32