Finding the Third Proportional to 37,129.50 and 79,854.25

Step by Step Solution

1. Step 1: Write the proportion equation
   37,129.50 : 79,854.25 = 79,854.25 : x
2. Step 2: Convert to fraction form
   37,129.50/79,854.25 = 79,854.25/x
3. Step 3: Cross multiply
   37,129.50x = 79,854.25 × 79,854.25
4. Step 4: Simplify right side
   37,129.50x = 6,376,701,243.06
5. Step 5: Solve for x
   x = 6,376,701,243.06/37,129.50
6. Step 6: Final answer
   x = 171,742.18