Finding the Third Proportional to 343,858.50 and 731,997

Step by Step Solution

1. Step 1: Write the proportion equation
   343,858.50 : 731,997 = 731,997 : x
2. Step 2: Convert to fraction form
   343,858.50/731,997 = 731,997/x
3. Step 3: Cross multiply
   343,858.50x = 731,997 × 731,997
4. Step 4: Simplify right side
   343,858.50x = 535,819,608,009
5. Step 5: Solve for x
   x = 535,819,608,009/343,858.50
6. Step 6: Final answer
   x = 1,558,256.11