Finding the Third Proportional to 37,155.38 and 57,121.88

Step by Step Solution

1. Step 1: Write the proportion equation
   37,155.38 : 57,121.88 = 57,121.88 : x
2. Step 2: Convert to fraction form
   37,155.38/57,121.88 = 57,121.88/x
3. Step 3: Cross multiply
   37,155.38x = 57,121.88 × 57,121.88
4. Step 4: Simplify right side
   37,155.38x = 3,262,908,603.52
5. Step 5: Solve for x
   x = 3,262,908,603.52/37,155.38
6. Step 6: Final answer
   x = 87,817.94