Finding the Fourth Proportional to 1,667.35, 2,498.79 and 790.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.35 : 2,498.79 = 790.08 : x
2. Step 2: Convert to fraction form
   1,667.35/2,498.79 = 790.08/x
3. Step 3: Cross multiply
   1,667.35x = 2,498.79 × 790.08
4. Step 4: Simplify right side
   1,667.35x = 1,974,244.00
5. Step 5: Solve for x
   x = 1,974,244.00/1,667.35
6. Step 6: Final answer
   x = 1,184.06