Finding the Third Proportional to 37,218 and 56,697

Step by Step Solution

1. Step 1: Write the proportion equation
   37,218 : 56,697 = 56,697 : x
2. Step 2: Convert to fraction form
   37,218/56,697 = 56,697/x
3. Step 3: Cross multiply
   37,218x = 56,697 × 56,697
4. Step 4: Simplify right side
   37,218x = 3,214,549,809
5. Step 5: Solve for x
   x = 3,214,549,809/37,218
6. Step 6: Final answer
   x = 86,370.84