Finding the Third Proportional to 37,890.28 and 55,168.59

Step by Step Solution

1. Step 1: Write the proportion equation
   37,890.28 : 55,168.59 = 55,168.59 : x
2. Step 2: Convert to fraction form
   37,890.28/55,168.59 = 55,168.59/x
3. Step 3: Cross multiply
   37,890.28x = 55,168.59 × 55,168.59
4. Step 4: Simplify right side
   37,890.28x = 3,043,573,736.35
5. Step 5: Solve for x
   x = 3,043,573,736.35/37,890.28
6. Step 6: Final answer
   x = 80,325.97