Finding the Fourth Proportional to 23,761.01, 35,647.59 and 7,121

Step by Step Solution

1. Step 1: Write the proportion equation
   23,761.01 : 35,647.59 = 7,121 : x
2. Step 2: Convert to fraction form
   23,761.01/35,647.59 = 7,121/x
3. Step 3: Cross multiply
   23,761.01x = 35,647.59 × 7,121
4. Step 4: Simplify right side
   23,761.01x = 253,846,488.39
5. Step 5: Solve for x
   x = 253,846,488.39/23,761.01
6. Step 6: Final answer
   x = 10,683.32