Finding the Third Proportional to 917,084 and 1,223,103

Step by Step Solution

1. Step 1: Write the proportion equation
   917,084 : 1,223,103 = 1,223,103 : x
2. Step 2: Convert to fraction form
   917,084/1,223,103 = 1,223,103/x
3. Step 3: Cross multiply
   917,084x = 1,223,103 × 1,223,103
4. Step 4: Simplify right side
   917,084x = 1,495,980,948,609
5. Step 5: Solve for x
   x = 1,495,980,948,609/917,084
6. Step 6: Final answer
   x = 1,631,236.56