Finding the Fourth Proportional to 21,134.65, 31,700.89 and 7,094.79

Step by Step Solution

1. Step 1: Write the proportion equation
   21,134.65 : 31,700.89 = 7,094.79 : x
2. Step 2: Convert to fraction form
   21,134.65/31,700.89 = 7,094.79/x
3. Step 3: Cross multiply
   21,134.65x = 31,700.89 × 7,094.79
4. Step 4: Simplify right side
   21,134.65x = 224,911,078.11
5. Step 5: Solve for x
   x = 224,911,078.11/21,134.65
6. Step 6: Final answer
   x = 10,641.82