Finding the Third Proportional to 37,128 and 76,068

Step by Step Solution

1. Step 1: Write the proportion equation
   37,128 : 76,068 = 76,068 : x
2. Step 2: Convert to fraction form
   37,128/76,068 = 76,068/x
3. Step 3: Cross multiply
   37,128x = 76,068 × 76,068
4. Step 4: Simplify right side
   37,128x = 5,786,340,624
5. Step 5: Solve for x
   x = 5,786,340,624/37,128
6. Step 6: Final answer
   x = 155,848.43