Finding the Third Proportional to 18,118.69 and 43,200.84

Step by Step Solution

1. Step 1: Write the proportion equation
   18,118.69 : 43,200.84 = 43,200.84 : x
2. Step 2: Convert to fraction form
   18,118.69/43,200.84 = 43,200.84/x
3. Step 3: Cross multiply
   18,118.69x = 43,200.84 × 43,200.84
4. Step 4: Simplify right side
   18,118.69x = 1,866,312,900.71
5. Step 5: Solve for x
   x = 1,866,312,900.71/18,118.69
6. Step 6: Final answer
   x = 103,004.86