Finding the Third Proportional to 1,242,898 and 1,919,294

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,898 : 1,919,294 = 1,919,294 : x
2. Step 2: Convert to fraction form
   1,242,898/1,919,294 = 1,919,294/x
3. Step 3: Cross multiply
   1,242,898x = 1,919,294 × 1,919,294
4. Step 4: Simplify right side
   1,242,898x = 3,683,689,458,436
5. Step 5: Solve for x
   x = 3,683,689,458,436/1,242,898
6. Step 6: Final answer
   x = 2,963,790.64