Finding the Third Proportional to 19,289 and 40,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,289 : 40,947.50 = 40,947.50 : x
2. Step 2: Convert to fraction form
   19,289/40,947.50 = 40,947.50/x
3. Step 3: Cross multiply
   19,289x = 40,947.50 × 40,947.50
4. Step 4: Simplify right side
   19,289x = 1,676,697,756.25
5. Step 5: Solve for x
   x = 1,676,697,756.25/19,289
6. Step 6: Final answer
   x = 86,925.07