Finding the Third Proportional to 17,926.31 and 38,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,926.31 : 38,191.50 = 38,191.50 : x
2. Step 2: Convert to fraction form
   17,926.31/38,191.50 = 38,191.50/x
3. Step 3: Cross multiply
   17,926.31x = 38,191.50 × 38,191.50
4. Step 4: Simplify right side
   17,926.31x = 1,458,590,672.25
5. Step 5: Solve for x
   x = 1,458,590,672.25/17,926.31
6. Step 6: Final answer
   x = 81,365.91