Finding the Third Proportional to 3,957,312.56 and 5,912,673.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,957,312.56 : 5,912,673.38 = 5,912,673.38 : x
2. Step 2: Convert to fraction form
   3,957,312.56/5,912,673.38 = 5,912,673.38/x
3. Step 3: Cross multiply
   3,957,312.56x = 5,912,673.38 × 5,912,673.38
4. Step 4: Simplify right side
   3,957,312.56x = 34,959,706,439,433.89
5. Step 5: Solve for x
   x = 34,959,706,439,433.89/3,957,312.56
6. Step 6: Final answer
   x = 8,834,203.99