Finding the Fourth Proportional to 10,321.34, 15,475.12 and 3,746.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,321.34 : 15,475.12 = 3,746.68 : x
2. Step 2: Convert to fraction form
   10,321.34/15,475.12 = 3,746.68/x
3. Step 3: Cross multiply
   10,321.34x = 15,475.12 × 3,746.68
4. Step 4: Simplify right side
   10,321.34x = 57,980,322.60
5. Step 5: Solve for x
   x = 57,980,322.60/10,321.34
6. Step 6: Final answer
   x = 5,617.52