Finding the Fourth Proportional to 11,890.32, 16,393.71 and 7,633.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,890.32 : 16,393.71 = 7,633.86 : x
2. Step 2: Convert to fraction form
   11,890.32/16,393.71 = 7,633.86/x
3. Step 3: Cross multiply
   11,890.32x = 16,393.71 × 7,633.86
4. Step 4: Simplify right side
   11,890.32x = 125,147,287.02
5. Step 5: Solve for x
   x = 125,147,287.02/11,890.32
6. Step 6: Final answer
   x = 10,525.14