Finding the Fourth Proportional to 37,535.40, 51,817.61 and 21,616.79

Step by Step Solution

1. Step 1: Write the proportion equation
   37,535.40 : 51,817.61 = 21,616.79 : x
2. Step 2: Convert to fraction form
   37,535.40/51,817.61 = 21,616.79/x
3. Step 3: Cross multiply
   37,535.40x = 51,817.61 × 21,616.79
4. Step 4: Simplify right side
   37,535.40x = 1,120,130,026.50
5. Step 5: Solve for x
   x = 1,120,130,026.50/37,535.40
6. Step 6: Final answer
   x = 29,841.96