Finding the Fourth Proportional to 1,086.06, 1,627.50 and 592.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086.06 : 1,627.50 = 592.05 : x
2. Step 2: Convert to fraction form
   1,086.06/1,627.50 = 592.05/x
3. Step 3: Cross multiply
   1,086.06x = 1,627.50 × 592.05
4. Step 4: Simplify right side
   1,086.06x = 963,561.38
5. Step 5: Solve for x
   x = 963,561.38/1,086.06
6. Step 6: Final answer
   x = 887.21