Finding the Third Proportional to 19,711.50 and 45,585.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,711.50 : 45,585.75 = 45,585.75 : x
2. Step 2: Convert to fraction form
   19,711.50/45,585.75 = 45,585.75/x
3. Step 3: Cross multiply
   19,711.50x = 45,585.75 × 45,585.75
4. Step 4: Simplify right side
   19,711.50x = 2,078,060,603.06
5. Step 5: Solve for x
   x = 2,078,060,603.06/19,711.50
6. Step 6: Final answer
   x = 105,423.77