Finding the Third Proportional to 19,318.64 and 41,189.06

Step by Step Solution

1. Step 1: Write the proportion equation
   19,318.64 : 41,189.06 = 41,189.06 : x
2. Step 2: Convert to fraction form
   19,318.64/41,189.06 = 41,189.06/x
3. Step 3: Cross multiply
   19,318.64x = 41,189.06 × 41,189.06
4. Step 4: Simplify right side
   19,318.64x = 1,696,538,869.63
5. Step 5: Solve for x
   x = 1,696,538,869.63/19,318.64
6. Step 6: Final answer
   x = 87,818.75