Finding the Third Proportional to 134,135 and 279,285.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,135 : 279,285.50 = 279,285.50 : x
2. Step 2: Convert to fraction form
   134,135/279,285.50 = 279,285.50/x
3. Step 3: Cross multiply
   134,135x = 279,285.50 × 279,285.50
4. Step 4: Simplify right side
   134,135x = 78,000,390,510.25
5. Step 5: Solve for x
   x = 78,000,390,510.25/134,135
6. Step 6: Final answer
   x = 581,506.62