Finding the Third Proportional to 601,692 and 1,307,128

Step by Step Solution

1. Step 1: Write the proportion equation
   601,692 : 1,307,128 = 1,307,128 : x
2. Step 2: Convert to fraction form
   601,692/1,307,128 = 1,307,128/x
3. Step 3: Cross multiply
   601,692x = 1,307,128 × 1,307,128
4. Step 4: Simplify right side
   601,692x = 1,708,583,608,384
5. Step 5: Solve for x
   x = 1,708,583,608,384/601,692
6. Step 6: Final answer
   x = 2,839,631.59