Finding the Fourth Proportional to 1,943.55, 2,667.51 and 1,776.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943.55 : 2,667.51 = 1,776.69 : x
2. Step 2: Convert to fraction form
   1,943.55/2,667.51 = 1,776.69/x
3. Step 3: Cross multiply
   1,943.55x = 2,667.51 × 1,776.69
4. Step 4: Simplify right side
   1,943.55x = 4,739,338.34
5. Step 5: Solve for x
   x = 4,739,338.34/1,943.55
6. Step 6: Final answer
   x = 2,438.50