Finding the Fourth Proportional to 37,385.72, 51,589.94 and 21,458.96

Step by Step Solution

1. Step 1: Write the proportion equation
   37,385.72 : 51,589.94 = 21,458.96 : x
2. Step 2: Convert to fraction form
   37,385.72/51,589.94 = 21,458.96/x
3. Step 3: Cross multiply
   37,385.72x = 51,589.94 × 21,458.96
4. Step 4: Simplify right side
   37,385.72x = 1,107,066,458.86
5. Step 5: Solve for x
   x = 1,107,066,458.86/37,385.72
6. Step 6: Final answer
   x = 29,612.01