Finding the Fourth Proportional to 37,761.29, 52,106.54 and 21,842.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,761.29 : 52,106.54 = 21,842.76 : x
2. Step 2: Convert to fraction form
   37,761.29/52,106.54 = 21,842.76/x
3. Step 3: Cross multiply
   37,761.29x = 52,106.54 × 21,842.76
4. Step 4: Simplify right side
   37,761.29x = 1,138,150,856.70
5. Step 5: Solve for x
   x = 1,138,150,856.70/37,761.29
6. Step 6: Final answer
   x = 30,140.68