Finding the Fourth Proportional to 10,938.34, 16,404.67 and 4,699.36

Step by Step Solution

1. Step 1: Write the proportion equation
   10,938.34 : 16,404.67 = 4,699.36 : x
2. Step 2: Convert to fraction form
   10,938.34/16,404.67 = 4,699.36/x
3. Step 3: Cross multiply
   10,938.34x = 16,404.67 × 4,699.36
4. Step 4: Simplify right side
   10,938.34x = 77,091,344.49
5. Step 5: Solve for x
   x = 77,091,344.49/10,938.34
6. Step 6: Final answer
   x = 7,047.81