Finding the Third Proportional to 37,390 and 55,760

Step by Step Solution

1. Step 1: Write the proportion equation
   37,390 : 55,760 = 55,760 : x
2. Step 2: Convert to fraction form
   37,390/55,760 = 55,760/x
3. Step 3: Cross multiply
   37,390x = 55,760 × 55,760
4. Step 4: Simplify right side
   37,390x = 3,109,177,600
5. Step 5: Solve for x
   x = 3,109,177,600/37,390
6. Step 6: Final answer
   x = 83,155.32