Finding the Third Proportional to 148,411.50 and 330,042

Step by Step Solution

1. Step 1: Write the proportion equation
   148,411.50 : 330,042 = 330,042 : x
2. Step 2: Convert to fraction form
   148,411.50/330,042 = 330,042/x
3. Step 3: Cross multiply
   148,411.50x = 330,042 × 330,042
4. Step 4: Simplify right side
   148,411.50x = 108,927,721,764
5. Step 5: Solve for x
   x = 108,927,721,764/148,411.50
6. Step 6: Final answer
   x = 733,957.42