Finding the Fourth Proportional to 7,050.42, 10,574.79 and 1,856.70

Step by Step Solution

1. Step 1: Write the proportion equation
   7,050.42 : 10,574.79 = 1,856.70 : x
2. Step 2: Convert to fraction form
   7,050.42/10,574.79 = 1,856.70/x
3. Step 3: Cross multiply
   7,050.42x = 10,574.79 × 1,856.70
4. Step 4: Simplify right side
   7,050.42x = 19,634,212.59
5. Step 5: Solve for x
   x = 19,634,212.59/7,050.42
6. Step 6: Final answer
   x = 2,784.83