Finding the Fourth Proportional to 37,450.50, 51,681.87 and 21,535.89

Step by Step Solution

1. Step 1: Write the proportion equation
   37,450.50 : 51,681.87 = 21,535.89 : x
2. Step 2: Convert to fraction form
   37,450.50/51,681.87 = 21,535.89/x
3. Step 3: Cross multiply
   37,450.50x = 51,681.87 × 21,535.89
4. Step 4: Simplify right side
   37,450.50x = 1,113,015,067.31
5. Step 5: Solve for x
   x = 1,113,015,067.31/37,450.50
6. Step 6: Final answer
   x = 29,719.63