Finding the Third Proportional to 601,680 and 1,307,040

Step by Step Solution

1. Step 1: Write the proportion equation
   601,680 : 1,307,040 = 1,307,040 : x
2. Step 2: Convert to fraction form
   601,680/1,307,040 = 1,307,040/x
3. Step 3: Cross multiply
   601,680x = 1,307,040 × 1,307,040
4. Step 4: Simplify right side
   601,680x = 1,708,353,561,600
5. Step 5: Solve for x
   x = 1,708,353,561,600/601,680
6. Step 6: Final answer
   x = 2,839,305.88