Finding the Third Proportional to 28,789.88 and 60,730.88

Step by Step Solution

1. Step 1: Write the proportion equation
   28,789.88 : 60,730.88 = 60,730.88 : x
2. Step 2: Convert to fraction form
   28,789.88/60,730.88 = 60,730.88/x
3. Step 3: Cross multiply
   28,789.88x = 60,730.88 × 60,730.88
4. Step 4: Simplify right side
   28,789.88x = 3,688,239,178.27
5. Step 5: Solve for x
   x = 3,688,239,178.27/28,789.88
6. Step 6: Final answer
   x = 128,108.90