Finding the Fourth Proportional to 1,776.74, 2,667.53 and 1,533.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,776.74 : 2,667.53 = 1,533.13 : x
2. Step 2: Convert to fraction form
   1,776.74/2,667.53 = 1,533.13/x
3. Step 3: Cross multiply
   1,776.74x = 2,667.53 × 1,533.13
4. Step 4: Simplify right side
   1,776.74x = 4,089,667.43
5. Step 5: Solve for x
   x = 4,089,667.43/1,776.74
6. Step 6: Final answer
   x = 2,301.79