Finding the Fourth Proportional to 37,580.05, 51,847.59 and 21,435.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,580.05 : 51,847.59 = 21,435.76 : x
2. Step 2: Convert to fraction form
   37,580.05/51,847.59 = 21,435.76/x
3. Step 3: Cross multiply
   37,580.05x = 51,847.59 × 21,435.76
4. Step 4: Simplify right side
   37,580.05x = 1,111,392,641.01
5. Step 5: Solve for x
   x = 1,111,392,641.01/37,580.05
6. Step 6: Final answer
   x = 29,574.01