Finding the Fourth Proportional to 3,912,069.41, 5,863,962.50 and 1,315,902.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,912,069.41 : 5,863,962.50 = 1,315,902.72 : x
2. Step 2: Convert to fraction form
   3,912,069.41/5,863,962.50 = 1,315,902.72/x
3. Step 3: Cross multiply
   3,912,069.41x = 5,863,962.50 × 1,315,902.72
4. Step 4: Simplify right side
   3,912,069.41x = 7,716,404,203,728
5. Step 5: Solve for x
   x = 7,716,404,203,728/3,912,069.41
6. Step 6: Final answer
   x = 1,972,460.97