Finding the Fourth Proportional to 37,921.42, 52,328.68 and 20,926.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,921.42 : 52,328.68 = 20,926.34 : x
2. Step 2: Convert to fraction form
   37,921.42/52,328.68 = 20,926.34/x
3. Step 3: Cross multiply
   37,921.42x = 52,328.68 × 20,926.34
4. Step 4: Simplify right side
   37,921.42x = 1,095,047,749.43
5. Step 5: Solve for x
   x = 1,095,047,749.43/37,921.42
6. Step 6: Final answer
   x = 28,876.76