Finding the Fourth Proportional to 37,280.38, 51,446.73 and 21,364.42

Step by Step Solution

1. Step 1: Write the proportion equation
   37,280.38 : 51,446.73 = 21,364.42 : x
2. Step 2: Convert to fraction form
   37,280.38/51,446.73 = 21,364.42/x
3. Step 3: Cross multiply
   37,280.38x = 51,446.73 × 21,364.42
4. Step 4: Simplify right side
   37,280.38x = 1,099,129,547.35
5. Step 5: Solve for x
   x = 1,099,129,547.35/37,280.38
6. Step 6: Final answer
   x = 29,482.79