Finding the Third Proportional to 37,900 and 56,850

Step by Step Solution

1. Step 1: Write the proportion equation
   37,900 : 56,850 = 56,850 : x
2. Step 2: Convert to fraction form
   37,900/56,850 = 56,850/x
3. Step 3: Cross multiply
   37,900x = 56,850 × 56,850
4. Step 4: Simplify right side
   37,900x = 3,231,922,500
5. Step 5: Solve for x
   x = 3,231,922,500/37,900
6. Step 6: Final answer
   x = 85,275