Finding the Third Proportional to 37,300 and 56,310

Step by Step Solution

1. Step 1: Write the proportion equation
   37,300 : 56,310 = 56,310 : x
2. Step 2: Convert to fraction form
   37,300/56,310 = 56,310/x
3. Step 3: Cross multiply
   37,300x = 56,310 × 56,310
4. Step 4: Simplify right side
   37,300x = 3,170,816,100
5. Step 5: Solve for x
   x = 3,170,816,100/37,300
6. Step 6: Final answer
   x = 85,008.47