Finding the Fourth Proportional to 3,916.48, 5,873.82 and 1,142.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,916.48 : 5,873.82 = 1,142.50 : x
2. Step 2: Convert to fraction form
   3,916.48/5,873.82 = 1,142.50/x
3. Step 3: Cross multiply
   3,916.48x = 5,873.82 × 1,142.50
4. Step 4: Simplify right side
   3,916.48x = 6,710,839.35
5. Step 5: Solve for x
   x = 6,710,839.35/3,916.48
6. Step 6: Final answer
   x = 1,713.49