Finding the Third Proportional to 153,265.50 and 334,116

Step by Step Solution

1. Step 1: Write the proportion equation
   153,265.50 : 334,116 = 334,116 : x
2. Step 2: Convert to fraction form
   153,265.50/334,116 = 334,116/x
3. Step 3: Cross multiply
   153,265.50x = 334,116 × 334,116
4. Step 4: Simplify right side
   153,265.50x = 111,633,501,456
5. Step 5: Solve for x
   x = 111,633,501,456/153,265.50
6. Step 6: Final answer
   x = 728,366.80