Finding the Fourth Proportional to 37,667.84, 51,961.82 and 28,699.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,667.84 : 51,961.82 = 28,699.76 : x
2. Step 2: Convert to fraction form
   37,667.84/51,961.82 = 28,699.76/x
3. Step 3: Cross multiply
   37,667.84x = 51,961.82 × 28,699.76
4. Step 4: Simplify right side
   37,667.84x = 1,491,291,749.57
5. Step 5: Solve for x
   x = 1,491,291,749.57/37,667.84
6. Step 6: Final answer
   x = 39,590.59