Finding the Third Proportional to 13,105.13 and 28,290.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,105.13 : 28,290.94 = 28,290.94 : x
2. Step 2: Convert to fraction form
   13,105.13/28,290.94 = 28,290.94/x
3. Step 3: Cross multiply
   13,105.13x = 28,290.94 × 28,290.94
4. Step 4: Simplify right side
   13,105.13x = 800,377,144.63
5. Step 5: Solve for x
   x = 800,377,144.63/13,105.13
6. Step 6: Final answer
   x = 61,073.60