Finding the Third Proportional to 847,030 and 1,272,436

Step by Step Solution

1. Step 1: Write the proportion equation
   847,030 : 1,272,436 = 1,272,436 : x
2. Step 2: Convert to fraction form
   847,030/1,272,436 = 1,272,436/x
3. Step 3: Cross multiply
   847,030x = 1,272,436 × 1,272,436
4. Step 4: Simplify right side
   847,030x = 1,619,093,374,096
5. Step 5: Solve for x
   x = 1,619,093,374,096/847,030
6. Step 6: Final answer
   x = 1,911,494.72