Finding the Third Proportional to 19,702.50 and 43,231.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,702.50 : 43,231.50 = 43,231.50 : x
2. Step 2: Convert to fraction form
   19,702.50/43,231.50 = 43,231.50/x
3. Step 3: Cross multiply
   19,702.50x = 43,231.50 × 43,231.50
4. Step 4: Simplify right side
   19,702.50x = 1,868,962,592.25
5. Step 5: Solve for x
   x = 1,868,962,592.25/19,702.50
6. Step 6: Final answer
   x = 94,859.16