Finding the Fourth Proportional to 11,925.46, 17,887.47 and 3,605.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,925.46 : 17,887.47 = 3,605.32 : x
2. Step 2: Convert to fraction form
   11,925.46/17,887.47 = 3,605.32/x
3. Step 3: Cross multiply
   11,925.46x = 17,887.47 × 3,605.32
4. Step 4: Simplify right side
   11,925.46x = 64,490,053.34
5. Step 5: Solve for x
   x = 64,490,053.34/11,925.46
6. Step 6: Final answer
   x = 5,407.76