Finding the Third Proportional to 611,900.72 and 1,325,498.63

Step by Step Solution

1. Step 1: Write the proportion equation
   611,900.72 : 1,325,498.63 = 1,325,498.63 : x
2. Step 2: Convert to fraction form
   611,900.72/1,325,498.63 = 1,325,498.63/x
3. Step 3: Cross multiply
   611,900.72x = 1,325,498.63 × 1,325,498.63
4. Step 4: Simplify right side
   611,900.72x = 1,756,946,604,876.89
5. Step 5: Solve for x
   x = 1,756,946,604,876.89/611,900.72
6. Step 6: Final answer
   x = 2,871,293.58