Finding the Third Proportional to 19,988.44 and 43,178.06

Step by Step Solution

1. Step 1: Write the proportion equation
   19,988.44 : 43,178.06 = 43,178.06 : x
2. Step 2: Convert to fraction form
   19,988.44/43,178.06 = 43,178.06/x
3. Step 3: Cross multiply
   19,988.44x = 43,178.06 × 43,178.06
4. Step 4: Simplify right side
   19,988.44x = 1,864,345,081.25
5. Step 5: Solve for x
   x = 1,864,345,081.25/19,988.44
6. Step 6: Final answer
   x = 93,271.18