Finding the Third Proportional to 19,177.88 and 39,903.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,177.88 : 39,903.75 = 39,903.75 : x
2. Step 2: Convert to fraction form
   19,177.88/39,903.75 = 39,903.75/x
3. Step 3: Cross multiply
   19,177.88x = 39,903.75 × 39,903.75
4. Step 4: Simplify right side
   19,177.88x = 1,592,309,264.06
5. Step 5: Solve for x
   x = 1,592,309,264.06/19,177.88
6. Step 6: Final answer
   x = 83,028.45