Finding the Third Proportional to 19,085.63 and 28,522.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,085.63 : 28,522.13 = 28,522.13 : x
2. Step 2: Convert to fraction form
   19,085.63/28,522.13 = 28,522.13/x
3. Step 3: Cross multiply
   19,085.63x = 28,522.13 × 28,522.13
4. Step 4: Simplify right side
   19,085.63x = 813,511,614.52
5. Step 5: Solve for x
   x = 813,511,614.52/19,085.63
6. Step 6: Final answer
   x = 42,624.31