Finding the Third Proportional to 13,145.63 and 28,700.58

Step by Step Solution

1. Step 1: Write the proportion equation
   13,145.63 : 28,700.58 = 28,700.58 : x
2. Step 2: Convert to fraction form
   13,145.63/28,700.58 = 28,700.58/x
3. Step 3: Cross multiply
   13,145.63x = 28,700.58 × 28,700.58
4. Step 4: Simplify right side
   13,145.63x = 823,723,184.71
5. Step 5: Solve for x
   x = 823,723,184.71/13,145.63
6. Step 6: Final answer
   x = 62,661.39