Finding the Third Proportional to 13,130.16 and 28,811.53

Step by Step Solution

1. Step 1: Write the proportion equation
   13,130.16 : 28,811.53 = 28,811.53 : x
2. Step 2: Convert to fraction form
   13,130.16/28,811.53 = 28,811.53/x
3. Step 3: Cross multiply
   13,130.16x = 28,811.53 × 28,811.53
4. Step 4: Simplify right side
   13,130.16x = 830,104,332.97
5. Step 5: Solve for x
   x = 830,104,332.97/13,130.16
6. Step 6: Final answer
   x = 63,221.21