Finding the Fourth Proportional to 2,811,978.98, 3,880,510.71 and 1,522,789.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,811,978.98 : 3,880,510.71 = 1,522,789.46 : x
2. Step 2: Convert to fraction form
   2,811,978.98/3,880,510.71 = 1,522,789.46/x
3. Step 3: Cross multiply
   2,811,978.98x = 3,880,510.71 × 1,522,789.46
4. Step 4: Simplify right side
   2,811,978.98x = 5,909,200,808,605.12
5. Step 5: Solve for x
   x = 5,909,200,808,605.12/2,811,978.98
6. Step 6: Final answer
   x = 2,101,438.47