Finding the Third Proportional to 15,573.50 and 36,561.25

Step by Step Solution

1. Step 1: Write the proportion equation
   15,573.50 : 36,561.25 = 36,561.25 : x
2. Step 2: Convert to fraction form
   15,573.50/36,561.25 = 36,561.25/x
3. Step 3: Cross multiply
   15,573.50x = 36,561.25 × 36,561.25
4. Step 4: Simplify right side
   15,573.50x = 1,336,725,001.56
5. Step 5: Solve for x
   x = 1,336,725,001.56/15,573.50
6. Step 6: Final answer
   x = 85,833.31