Finding the Fourth Proportional to 3,748.95, 5,623.83 and 1,283.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,748.95 : 5,623.83 = 1,283.31 : x
2. Step 2: Convert to fraction form
   3,748.95/5,623.83 = 1,283.31/x
3. Step 3: Cross multiply
   3,748.95x = 5,623.83 × 1,283.31
4. Step 4: Simplify right side
   3,748.95x = 7,217,117.28
5. Step 5: Solve for x
   x = 7,217,117.28/3,748.95
6. Step 6: Final answer
   x = 1,925.10