Finding the Third Proportional to 39,194.25 and 86,191.88

Step by Step Solution

1. Step 1: Write the proportion equation
   39,194.25 : 86,191.88 = 86,191.88 : x
2. Step 2: Convert to fraction form
   39,194.25/86,191.88 = 86,191.88/x
3. Step 3: Cross multiply
   39,194.25x = 86,191.88 × 86,191.88
4. Step 4: Simplify right side
   39,194.25x = 7,429,039,316.02
5. Step 5: Solve for x
   x = 7,429,039,316.02/39,194.25
6. Step 6: Final answer
   x = 189,544.11