Finding the Third Proportional to 724,654.50 and 1,574,172

Step by Step Solution

1. Step 1: Write the proportion equation
   724,654.50 : 1,574,172 = 1,574,172 : x
2. Step 2: Convert to fraction form
   724,654.50/1,574,172 = 1,574,172/x
3. Step 3: Cross multiply
   724,654.50x = 1,574,172 × 1,574,172
4. Step 4: Simplify right side
   724,654.50x = 2,478,017,485,584
5. Step 5: Solve for x
   x = 2,478,017,485,584/724,654.50
6. Step 6: Final answer
   x = 3,419,584.76