Finding the Third Proportional to 20,237.50 and 30,491.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,237.50 : 30,491.50 = 30,491.50 : x
2. Step 2: Convert to fraction form
   20,237.50/30,491.50 = 30,491.50/x
3. Step 3: Cross multiply
   20,237.50x = 30,491.50 × 30,491.50
4. Step 4: Simplify right side
   20,237.50x = 929,731,572.25
5. Step 5: Solve for x
   x = 929,731,572.25/20,237.50
6. Step 6: Final answer
   x = 45,941.03