Finding the Third Proportional to 8,869.50 and 19,591.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,869.50 : 19,591.88 = 19,591.88 : x
2. Step 2: Convert to fraction form
   8,869.50/19,591.88 = 19,591.88/x
3. Step 3: Cross multiply
   8,869.50x = 19,591.88 × 19,591.88
4. Step 4: Simplify right side
   8,869.50x = 383,841,566.02
5. Step 5: Solve for x
   x = 383,841,566.02/8,869.50
6. Step 6: Final answer
   x = 43,276.57