Finding the Third Proportional to 17,769.56 and 37,999.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,769.56 : 37,999.50 = 37,999.50 : x
2. Step 2: Convert to fraction form
   17,769.56/37,999.50 = 37,999.50/x
3. Step 3: Cross multiply
   17,769.56x = 37,999.50 × 37,999.50
4. Step 4: Simplify right side
   17,769.56x = 1,443,962,000.25
5. Step 5: Solve for x
   x = 1,443,962,000.25/17,769.56
6. Step 6: Final answer
   x = 81,260.41