Finding the Fourth Proportional to 21,855.42, 32,787.38 and 7,060.37

Step by Step Solution

1. Step 1: Write the proportion equation
   21,855.42 : 32,787.38 = 7,060.37 : x
2. Step 2: Convert to fraction form
   21,855.42/32,787.38 = 7,060.37/x
3. Step 3: Cross multiply
   21,855.42x = 32,787.38 × 7,060.37
4. Step 4: Simplify right side
   21,855.42x = 231,490,887.84
5. Step 5: Solve for x
   x = 231,490,887.84/21,855.42
6. Step 6: Final answer
   x = 10,591.92