Finding the Third Proportional to 17,865.56 and 42,049.13

Step by Step Solution

1. Step 1: Write the proportion equation
   17,865.56 : 42,049.13 = 42,049.13 : x
2. Step 2: Convert to fraction form
   17,865.56/42,049.13 = 42,049.13/x
3. Step 3: Cross multiply
   17,865.56x = 42,049.13 × 42,049.13
4. Step 4: Simplify right side
   17,865.56x = 1,768,128,913.27
5. Step 5: Solve for x
   x = 1,768,128,913.27/17,865.56
6. Step 6: Final answer
   x = 98,968.56