Finding the Fourth Proportional to 73,758.38, 110,634.71 and 21,167.87

Step by Step Solution

1. Step 1: Write the proportion equation
   73,758.38 : 110,634.71 = 21,167.87 : x
2. Step 2: Convert to fraction form
   73,758.38/110,634.71 = 21,167.87/x
3. Step 3: Cross multiply
   73,758.38x = 110,634.71 × 21,167.87
4. Step 4: Simplify right side
   73,758.38x = 2,341,900,618.82
5. Step 5: Solve for x
   x = 2,341,900,618.82/73,758.38
6. Step 6: Final answer
   x = 31,750.98