Finding the Third Proportional to 1,393,145 and 2,845,326

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393,145 : 2,845,326 = 2,845,326 : x
2. Step 2: Convert to fraction form
   1,393,145/2,845,326 = 2,845,326/x
3. Step 3: Cross multiply
   1,393,145x = 2,845,326 × 2,845,326
4. Step 4: Simplify right side
   1,393,145x = 8,095,880,046,276
5. Step 5: Solve for x
   x = 8,095,880,046,276/1,393,145
6. Step 6: Final answer
   x = 5,811,225.71