Finding the Third Proportional to 19,696.13 and 43,219.31

Step by Step Solution

1. Step 1: Write the proportion equation
   19,696.13 : 43,219.31 = 43,219.31 : x
2. Step 2: Convert to fraction form
   19,696.13/43,219.31 = 43,219.31/x
3. Step 3: Cross multiply
   19,696.13x = 43,219.31 × 43,219.31
4. Step 4: Simplify right side
   19,696.13x = 1,867,908,972.97
5. Step 5: Solve for x
   x = 1,867,908,972.97/19,696.13
6. Step 6: Final answer
   x = 94,836.37