Finding the Third Proportional to 1,128,948 and 1,609,342

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,948 : 1,609,342 = 1,609,342 : x
2. Step 2: Convert to fraction form
   1,128,948/1,609,342 = 1,609,342/x
3. Step 3: Cross multiply
   1,128,948x = 1,609,342 × 1,609,342
4. Step 4: Simplify right side
   1,128,948x = 2,589,981,672,964
5. Step 5: Solve for x
   x = 2,589,981,672,964/1,128,948
6. Step 6: Final answer
   x = 2,294,154.98