Finding the Fourth Proportional to 2,289,960.84, 3,160,022.61 and 1,271,299.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,289,960.84 : 3,160,022.61 = 1,271,299.98 : x
2. Step 2: Convert to fraction form
   2,289,960.84/3,160,022.61 = 1,271,299.98/x
3. Step 3: Cross multiply
   2,289,960.84x = 3,160,022.61 × 1,271,299.98
4. Step 4: Simplify right side
   2,289,960.84x = 4,017,336,680,892.55
5. Step 5: Solve for x
   x = 4,017,336,680,892.55/2,289,960.84
6. Step 6: Final answer
   x = 1,754,325.49