Finding the Third Proportional to 19,705.50 and 43,243.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,705.50 : 43,243.88 = 43,243.88 : x
2. Step 2: Convert to fraction form
   19,705.50/43,243.88 = 43,243.88/x
3. Step 3: Cross multiply
   19,705.50x = 43,243.88 × 43,243.88
4. Step 4: Simplify right side
   19,705.50x = 1,870,032,725.02
5. Step 5: Solve for x
   x = 1,870,032,725.02/19,705.50
6. Step 6: Final answer
   x = 94,899.02