Finding the Third Proportional to 59,728.50 and 130,533.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,728.50 : 130,533.50 = 130,533.50 : x
2. Step 2: Convert to fraction form
   59,728.50/130,533.50 = 130,533.50/x
3. Step 3: Cross multiply
   59,728.50x = 130,533.50 × 130,533.50
4. Step 4: Simplify right side
   59,728.50x = 17,038,994,622.25
5. Step 5: Solve for x
   x = 17,038,994,622.25/59,728.50
6. Step 6: Final answer
   x = 285,274.11