Finding the Third Proportional to 365,343 and 573,262.50

Step by Step Solution

1. Step 1: Write the proportion equation
   365,343 : 573,262.50 = 573,262.50 : x
2. Step 2: Convert to fraction form
   365,343/573,262.50 = 573,262.50/x
3. Step 3: Cross multiply
   365,343x = 573,262.50 × 573,262.50
4. Step 4: Simplify right side
   365,343x = 328,629,893,906.25
5. Step 5: Solve for x
   x = 328,629,893,906.25/365,343
6. Step 6: Final answer
   x = 899,510.58