Finding the Third Proportional to 802,640 and 1,070,004

Step by Step Solution

1. Step 1: Write the proportion equation
   802,640 : 1,070,004 = 1,070,004 : x
2. Step 2: Convert to fraction form
   802,640/1,070,004 = 1,070,004/x
3. Step 3: Cross multiply
   802,640x = 1,070,004 × 1,070,004
4. Step 4: Simplify right side
   802,640x = 1,144,908,560,016
5. Step 5: Solve for x
   x = 1,144,908,560,016/802,640
6. Step 6: Final answer
   x = 1,426,428.49