Finding the Fourth Proportional to 37,687.12, 51,978.54 and 33,384.81

Step by Step Solution

1. Step 1: Write the proportion equation
   37,687.12 : 51,978.54 = 33,384.81 : x
2. Step 2: Convert to fraction form
   37,687.12/51,978.54 = 33,384.81/x
3. Step 3: Cross multiply
   37,687.12x = 51,978.54 × 33,384.81
4. Step 4: Simplify right side
   37,687.12x = 1,735,293,681.98
5. Step 5: Solve for x
   x = 1,735,293,681.98/37,687.12
6. Step 6: Final answer
   x = 46,044.74