Finding the Third Proportional to 724,124 and 1,590,988

Step by Step Solution

1. Step 1: Write the proportion equation
   724,124 : 1,590,988 = 1,590,988 : x
2. Step 2: Convert to fraction form
   724,124/1,590,988 = 1,590,988/x
3. Step 3: Cross multiply
   724,124x = 1,590,988 × 1,590,988
4. Step 4: Simplify right side
   724,124x = 2,531,242,816,144
5. Step 5: Solve for x
   x = 2,531,242,816,144/724,124
6. Step 6: Final answer
   x = 3,495,593.04