Finding the Third Proportional to 37,390 and 56,130

Step by Step Solution

1. Step 1: Write the proportion equation
   37,390 : 56,130 = 56,130 : x
2. Step 2: Convert to fraction form
   37,390/56,130 = 56,130/x
3. Step 3: Cross multiply
   37,390x = 56,130 × 56,130
4. Step 4: Simplify right side
   37,390x = 3,150,576,900
5. Step 5: Solve for x
   x = 3,150,576,900/37,390
6. Step 6: Final answer
   x = 84,262.55