Finding the Fourth Proportional to 1,113.63, 1,667.61 and 701.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113.63 : 1,667.61 = 701.34 : x
2. Step 2: Convert to fraction form
   1,113.63/1,667.61 = 701.34/x
3. Step 3: Cross multiply
   1,113.63x = 1,667.61 × 701.34
4. Step 4: Simplify right side
   1,113.63x = 1,169,561.60
5. Step 5: Solve for x
   x = 1,169,561.60/1,113.63
6. Step 6: Final answer
   x = 1,050.22