Finding the Third Proportional to 37,155 and 56,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,155 : 56,128.50 = 56,128.50 : x
2. Step 2: Convert to fraction form
   37,155/56,128.50 = 56,128.50/x
3. Step 3: Cross multiply
   37,155x = 56,128.50 × 56,128.50
4. Step 4: Simplify right side
   37,155x = 3,150,408,512.25
5. Step 5: Solve for x
   x = 3,150,408,512.25/37,155
6. Step 6: Final answer
   x = 84,790.97