Finding the Fourth Proportional to 37,773.89, 52,124.79 and 21,859.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,773.89 : 52,124.79 = 21,859.37 : x
2. Step 2: Convert to fraction form
   37,773.89/52,124.79 = 21,859.37/x
3. Step 3: Cross multiply
   37,773.89x = 52,124.79 × 21,859.37
4. Step 4: Simplify right side
   37,773.89x = 1,139,415,070.78
5. Step 5: Solve for x
   x = 1,139,415,070.78/37,773.89
6. Step 6: Final answer
   x = 30,164.09