Finding the Third Proportional to 40,567.50 and 87,980.63

Step by Step Solution

1. Step 1: Write the proportion equation
   40,567.50 : 87,980.63 = 87,980.63 : x
2. Step 2: Convert to fraction form
   40,567.50/87,980.63 = 87,980.63/x
3. Step 3: Cross multiply
   40,567.50x = 87,980.63 × 87,980.63
4. Step 4: Simplify right side
   40,567.50x = 7,740,590,375.39
5. Step 5: Solve for x
   x = 7,740,590,375.39/40,567.50
6. Step 6: Final answer
   x = 190,807.68