Finding the Fourth Proportional to 4,147,013.76, 5,722,185.12 and 2,311,069.92

Step by Step Solution

1. Step 1: Write the proportion equation
   4,147,013.76 : 5,722,185.12 = 2,311,069.92 : x
2. Step 2: Convert to fraction form
   4,147,013.76/5,722,185.12 = 2,311,069.92/x
3. Step 3: Cross multiply
   4,147,013.76x = 5,722,185.12 × 2,311,069.92
4. Step 4: Simplify right side
   4,147,013.76x = 13,224,369,907,503.59
5. Step 5: Solve for x
   x = 13,224,369,907,503.59/4,147,013.76
6. Step 6: Final answer
   x = 3,188,889.81