Finding the Fourth Proportional to 1,932.67, 2,898.82 and 1,238.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,932.67 : 2,898.82 = 1,238.59 : x
2. Step 2: Convert to fraction form
   1,932.67/2,898.82 = 1,238.59/x
3. Step 3: Cross multiply
   1,932.67x = 2,898.82 × 1,238.59
4. Step 4: Simplify right side
   1,932.67x = 3,590,449.46
5. Step 5: Solve for x
   x = 3,590,449.46/1,932.67
6. Step 6: Final answer
   x = 1,857.77