Finding the Fourth Proportional to 2,592.38, 3,888.59 and 948.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.38 : 3,888.59 = 948.98 : x
2. Step 2: Convert to fraction form
   2,592.38/3,888.59 = 948.98/x
3. Step 3: Cross multiply
   2,592.38x = 3,888.59 × 948.98
4. Step 4: Simplify right side
   2,592.38x = 3,690,194.14
5. Step 5: Solve for x
   x = 3,690,194.14/2,592.38
6. Step 6: Final answer
   x = 1,423.48