Finding the Fourth Proportional to 2,145,043.62, 2,960,184.42 and 1,178,196.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,043.62 : 2,960,184.42 = 1,178,196.48 : x
2. Step 2: Convert to fraction form
   2,145,043.62/2,960,184.42 = 1,178,196.48/x
3. Step 3: Cross multiply
   2,145,043.62x = 2,960,184.42 × 1,178,196.48
4. Step 4: Simplify right side
   2,145,043.62x = 3,487,678,863,794.84
5. Step 5: Solve for x
   x = 3,487,678,863,794.84/2,145,043.62
6. Step 6: Final answer
   x = 1,625,924.45