Finding the Third Proportional to 37,428.75 and 81,152.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,428.75 : 81,152.72 = 81,152.72 : x
2. Step 2: Convert to fraction form
   37,428.75/81,152.72 = 81,152.72/x
3. Step 3: Cross multiply
   37,428.75x = 81,152.72 × 81,152.72
4. Step 4: Simplify right side
   37,428.75x = 6,585,763,760.52
5. Step 5: Solve for x
   x = 6,585,763,760.52/37,428.75
6. Step 6: Final answer
   x = 175,954.68