Finding the Third Proportional to 15,445.69 and 23,188.78

Step by Step Solution

1. Step 1: Write the proportion equation
   15,445.69 : 23,188.78 = 23,188.78 : x
2. Step 2: Convert to fraction form
   15,445.69/23,188.78 = 23,188.78/x
3. Step 3: Cross multiply
   15,445.69x = 23,188.78 × 23,188.78
4. Step 4: Simplify right side
   15,445.69x = 537,719,575.86
5. Step 5: Solve for x
   x = 537,719,575.86/15,445.69
6. Step 6: Final answer
   x = 34,813.57