Finding the Third Proportional to 847,135 and 1,817,106

Step by Step Solution

1. Step 1: Write the proportion equation
   847,135 : 1,817,106 = 1,817,106 : x
2. Step 2: Convert to fraction form
   847,135/1,817,106 = 1,817,106/x
3. Step 3: Cross multiply
   847,135x = 1,817,106 × 1,817,106
4. Step 4: Simplify right side
   847,135x = 3,301,874,215,236
5. Step 5: Solve for x
   x = 3,301,874,215,236/847,135
6. Step 6: Final answer
   x = 3,897,695.43