Finding the Fourth Proportional to 2,175,556.42, 3,002,091.87 and 1,257,844.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,556.42 : 3,002,091.87 = 1,257,844.45 : x
2. Step 2: Convert to fraction form
   2,175,556.42/3,002,091.87 = 1,257,844.45/x
3. Step 3: Cross multiply
   2,175,556.42x = 3,002,091.87 × 1,257,844.45
4. Step 4: Simplify right side
   2,175,556.42x = 3,776,164,597,069.62
5. Step 5: Solve for x
   x = 3,776,164,597,069.62/2,175,556.42
6. Step 6: Final answer
   x = 1,735,723.59