Finding the Third Proportional to 37,200 and 56,670

Step by Step Solution

1. Step 1: Write the proportion equation
   37,200 : 56,670 = 56,670 : x
2. Step 2: Convert to fraction form
   37,200/56,670 = 56,670/x
3. Step 3: Cross multiply
   37,200x = 56,670 × 56,670
4. Step 4: Simplify right side
   37,200x = 3,211,488,900
5. Step 5: Solve for x
   x = 3,211,488,900/37,200
6. Step 6: Final answer
   x = 86,330.35