Finding the Third Proportional to 37,200 and 55,572

Step by Step Solution

1. Step 1: Write the proportion equation
   37,200 : 55,572 = 55,572 : x
2. Step 2: Convert to fraction form
   37,200/55,572 = 55,572/x
3. Step 3: Cross multiply
   37,200x = 55,572 × 55,572
4. Step 4: Simplify right side
   37,200x = 3,088,247,184
5. Step 5: Solve for x
   x = 3,088,247,184/37,200
6. Step 6: Final answer
   x = 83,017.40