Finding the Fourth Proportional to 1,112.59, 1,667.68 and 592.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112.59 : 1,667.68 = 592.06 : x
2. Step 2: Convert to fraction form
   1,112.59/1,667.68 = 592.06/x
3. Step 3: Cross multiply
   1,112.59x = 1,667.68 × 592.06
4. Step 4: Simplify right side
   1,112.59x = 987,363.66
5. Step 5: Solve for x
   x = 987,363.66/1,112.59
6. Step 6: Final answer
   x = 887.45