Finding the Fourth Proportional to 37,979.69, 52,407.50 and 20,982.92

Step by Step Solution

1. Step 1: Write the proportion equation
   37,979.69 : 52,407.50 = 20,982.92 : x
2. Step 2: Convert to fraction form
   37,979.69/52,407.50 = 20,982.92/x
3. Step 3: Cross multiply
   37,979.69x = 52,407.50 × 20,982.92
4. Step 4: Simplify right side
   37,979.69x = 1,099,662,117.86
5. Step 5: Solve for x
   x = 1,099,662,117.86/37,979.69
6. Step 6: Final answer
   x = 28,953.96