Finding the Third Proportional to 601,222 and 1,322,685

Step by Step Solution

1. Step 1: Write the proportion equation
   601,222 : 1,322,685 = 1,322,685 : x
2. Step 2: Convert to fraction form
   601,222/1,322,685 = 1,322,685/x
3. Step 3: Cross multiply
   601,222x = 1,322,685 × 1,322,685
4. Step 4: Simplify right side
   601,222x = 1,749,495,609,225
5. Step 5: Solve for x
   x = 1,749,495,609,225/601,222
6. Step 6: Final answer
   x = 2,909,899.52