Finding the Fourth Proportional to 1,667.95, 2,502.29 and 498.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.95 : 2,502.29 = 498.05 : x
2. Step 2: Convert to fraction form
   1,667.95/2,502.29 = 498.05/x
3. Step 3: Cross multiply
   1,667.95x = 2,502.29 × 498.05
4. Step 4: Simplify right side
   1,667.95x = 1,246,255.22
5. Step 5: Solve for x
   x = 1,246,255.22/1,667.95
6. Step 6: Final answer
   x = 747.18