Finding the Fourth Proportional to 1,887.16, 2,830.58 and 588.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,887.16 : 2,830.58 = 588.50 : x
2. Step 2: Convert to fraction form
   1,887.16/2,830.58 = 588.50/x
3. Step 3: Cross multiply
   1,887.16x = 2,830.58 × 588.50
4. Step 4: Simplify right side
   1,887.16x = 1,665,796.33
5. Step 5: Solve for x
   x = 1,665,796.33/1,887.16
6. Step 6: Final answer
   x = 882.70