Finding the Third Proportional to 590,457 and 1,222,908

Step by Step Solution

1. Step 1: Write the proportion equation
   590,457 : 1,222,908 = 1,222,908 : x
2. Step 2: Convert to fraction form
   590,457/1,222,908 = 1,222,908/x
3. Step 3: Cross multiply
   590,457x = 1,222,908 × 1,222,908
4. Step 4: Simplify right side
   590,457x = 1,495,503,976,464
5. Step 5: Solve for x
   x = 1,495,503,976,464/590,457
6. Step 6: Final answer
   x = 2,532,790.66