Finding the Fourth Proportional to 37,894.74, 52,291.89 and 21,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,894.74 : 52,291.89 = 21,124.50 : x
2. Step 2: Convert to fraction form
   37,894.74/52,291.89 = 21,124.50/x
3. Step 3: Cross multiply
   37,894.74x = 52,291.89 × 21,124.50
4. Step 4: Simplify right side
   37,894.74x = 1,104,640,030.31
5. Step 5: Solve for x
   x = 1,104,640,030.31/37,894.74
6. Step 6: Final answer
   x = 29,150.22