Finding the Third Proportional to 137,548.25 and 301,340.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,548.25 : 301,340.50 = 301,340.50 : x
2. Step 2: Convert to fraction form
   137,548.25/301,340.50 = 301,340.50/x
3. Step 3: Cross multiply
   137,548.25x = 301,340.50 × 301,340.50
4. Step 4: Simplify right side
   137,548.25x = 90,806,096,940.25
5. Step 5: Solve for x
   x = 90,806,096,940.25/137,548.25
6. Step 6: Final answer
   x = 660,176.32