Finding the Fourth Proportional to 12,499.41, 18,749.22 and 3,734.40

Step by Step Solution

1. Step 1: Write the proportion equation
   12,499.41 : 18,749.22 = 3,734.40 : x
2. Step 2: Convert to fraction form
   12,499.41/18,749.22 = 3,734.40/x
3. Step 3: Cross multiply
   12,499.41x = 18,749.22 × 3,734.40
4. Step 4: Simplify right side
   12,499.41x = 70,017,068.50
5. Step 5: Solve for x
   x = 70,017,068.50/12,499.41
6. Step 6: Final answer
   x = 5,601.63