Finding the Third Proportional to 148,440 and 350,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,440 : 350,059.50 = 350,059.50 : x
2. Step 2: Convert to fraction form
   148,440/350,059.50 = 350,059.50/x
3. Step 3: Cross multiply
   148,440x = 350,059.50 × 350,059.50
4. Step 4: Simplify right side
   148,440x = 122,541,653,540.25
5. Step 5: Solve for x
   x = 122,541,653,540.25/148,440
6. Step 6: Final answer
   x = 825,529.87