Finding the Fourth Proportional to 1,667.32, 2,502.54 and 846.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.32 : 2,502.54 = 846.18 : x
2. Step 2: Convert to fraction form
   1,667.32/2,502.54 = 846.18/x
3. Step 3: Cross multiply
   1,667.32x = 2,502.54 × 846.18
4. Step 4: Simplify right side
   1,667.32x = 2,117,602.47
5. Step 5: Solve for x
   x = 2,117,602.47/1,667.32
6. Step 6: Final answer
   x = 1,270.07