Finding the Third Proportional to 37,939.50 and 57,030.75

Step by Step Solution

1. Step 1: Write the proportion equation
   37,939.50 : 57,030.75 = 57,030.75 : x
2. Step 2: Convert to fraction form
   37,939.50/57,030.75 = 57,030.75/x
3. Step 3: Cross multiply
   37,939.50x = 57,030.75 × 57,030.75
4. Step 4: Simplify right side
   37,939.50x = 3,252,506,445.56
5. Step 5: Solve for x
   x = 3,252,506,445.56/37,939.50
6. Step 6: Final answer
   x = 85,728.76