Finding the Fourth Proportional to 37,574.56, 51,848.52 and 21,658.90

Step by Step Solution

1. Step 1: Write the proportion equation
   37,574.56 : 51,848.52 = 21,658.90 : x
2. Step 2: Convert to fraction form
   37,574.56/51,848.52 = 21,658.90/x
3. Step 3: Cross multiply
   37,574.56x = 51,848.52 × 21,658.90
4. Step 4: Simplify right side
   37,574.56x = 1,122,981,909.83
5. Step 5: Solve for x
   x = 1,122,981,909.83/37,574.56
6. Step 6: Final answer
   x = 29,886.76