Finding the Third Proportional to 597,258 and 1,294,139

Step by Step Solution

1. Step 1: Write the proportion equation
   597,258 : 1,294,139 = 1,294,139 : x
2. Step 2: Convert to fraction form
   597,258/1,294,139 = 1,294,139/x
3. Step 3: Cross multiply
   597,258x = 1,294,139 × 1,294,139
4. Step 4: Simplify right side
   597,258x = 1,674,795,751,321
5. Step 5: Solve for x
   x = 1,674,795,751,321/597,258
6. Step 6: Final answer
   x = 2,804,141.18