Finding the Third Proportional to 11,483.75 and 15,585.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,483.75 : 15,585.06 = 15,585.06 : x
2. Step 2: Convert to fraction form
   11,483.75/15,585.06 = 15,585.06/x
3. Step 3: Cross multiply
   11,483.75x = 15,585.06 × 15,585.06
4. Step 4: Simplify right side
   11,483.75x = 242,894,173.13
5. Step 5: Solve for x
   x = 242,894,173.13/11,483.75
6. Step 6: Final answer
   x = 21,151.12