Finding the Third Proportional to 40,699.50 and 88,164.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,699.50 : 88,164.75 = 88,164.75 : x
2. Step 2: Convert to fraction form
   40,699.50/88,164.75 = 88,164.75/x
3. Step 3: Cross multiply
   40,699.50x = 88,164.75 × 88,164.75
4. Step 4: Simplify right side
   40,699.50x = 7,773,023,142.56
5. Step 5: Solve for x
   x = 7,773,023,142.56/40,699.50
6. Step 6: Final answer
   x = 190,985.72