Finding the Fourth Proportional to 37,117, 55,674.42 and 13,742.92

Step by Step Solution

1. Step 1: Write the proportion equation
   37,117 : 55,674.42 = 13,742.92 : x
2. Step 2: Convert to fraction form
   37,117/55,674.42 = 13,742.92/x
3. Step 3: Cross multiply
   37,117x = 55,674.42 × 13,742.92
4. Step 4: Simplify right side
   37,117x = 765,129,100.11
5. Step 5: Solve for x
   x = 765,129,100.11/37,117
6. Step 6: Final answer
   x = 20,613.98