Finding the Third Proportional to 19,813.50 and 43,318.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,813.50 : 43,318.13 = 43,318.13 : x
2. Step 2: Convert to fraction form
   19,813.50/43,318.13 = 43,318.13/x
3. Step 3: Cross multiply
   19,813.50x = 43,318.13 × 43,318.13
4. Step 4: Simplify right side
   19,813.50x = 1,876,459,953.52
5. Step 5: Solve for x
   x = 1,876,459,953.52/19,813.50
6. Step 6: Final answer
   x = 94,706.13