Finding the Fourth Proportional to 11,777.95, 17,667.02 and 3,458.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,777.95 : 17,667.02 = 3,458.10 : x
2. Step 2: Convert to fraction form
   11,777.95/17,667.02 = 3,458.10/x
3. Step 3: Cross multiply
   11,777.95x = 17,667.02 × 3,458.10
4. Step 4: Simplify right side
   11,777.95x = 61,094,216.24
5. Step 5: Solve for x
   x = 61,094,216.24/11,777.95
6. Step 6: Final answer
   x = 5,187.17