Finding the Third Proportional to 72,100.50 and 107,553

Step by Step Solution

1. Step 1: Write the proportion equation
   72,100.50 : 107,553 = 107,553 : x
2. Step 2: Convert to fraction form
   72,100.50/107,553 = 107,553/x
3. Step 3: Cross multiply
   72,100.50x = 107,553 × 107,553
4. Step 4: Simplify right side
   72,100.50x = 11,567,647,809
5. Step 5: Solve for x
   x = 11,567,647,809/72,100.50
6. Step 6: Final answer
   x = 160,437.83