Finding the Third Proportional to 28,704.38 and 60,881.63

Step by Step Solution

1. Step 1: Write the proportion equation
   28,704.38 : 60,881.63 = 60,881.63 : x
2. Step 2: Convert to fraction form
   28,704.38/60,881.63 = 60,881.63/x
3. Step 3: Cross multiply
   28,704.38x = 60,881.63 × 60,881.63
4. Step 4: Simplify right side
   28,704.38x = 3,706,572,262.64
5. Step 5: Solve for x
   x = 3,706,572,262.64/28,704.38
6. Step 6: Final answer
   x = 129,129.18