Finding the Third Proportional to 541,760.50 and 840,030

Step by Step Solution

1. Step 1: Write the proportion equation
   541,760.50 : 840,030 = 840,030 : x
2. Step 2: Convert to fraction form
   541,760.50/840,030 = 840,030/x
3. Step 3: Cross multiply
   541,760.50x = 840,030 × 840,030
4. Step 4: Simplify right side
   541,760.50x = 705,650,400,900
5. Step 5: Solve for x
   x = 705,650,400,900/541,760.50
6. Step 6: Final answer
   x = 1,302,513.57