Finding the Third Proportional to 601,222.50 and 1,322,688

Step by Step Solution

1. Step 1: Write the proportion equation
   601,222.50 : 1,322,688 = 1,322,688 : x
2. Step 2: Convert to fraction form
   601,222.50/1,322,688 = 1,322,688/x
3. Step 3: Cross multiply
   601,222.50x = 1,322,688 × 1,322,688
4. Step 4: Simplify right side
   601,222.50x = 1,749,503,545,344
5. Step 5: Solve for x
   x = 1,749,503,545,344/601,222.50
6. Step 6: Final answer
   x = 2,909,910.30