Finding the Fourth Proportional to 37,280.58, 51,448.62 and 21,368.10

Step by Step Solution

1. Step 1: Write the proportion equation
   37,280.58 : 51,448.62 = 21,368.10 : x
2. Step 2: Convert to fraction form
   37,280.58/51,448.62 = 21,368.10/x
3. Step 3: Cross multiply
   37,280.58x = 51,448.62 × 21,368.10
4. Step 4: Simplify right side
   37,280.58x = 1,099,359,257.02
5. Step 5: Solve for x
   x = 1,099,359,257.02/37,280.58
6. Step 6: Final answer
   x = 29,488.79