Finding the Fourth Proportional to 21,826.61, 32,740.72 and 7,035.74

Step by Step Solution

1. Step 1: Write the proportion equation
   21,826.61 : 32,740.72 = 7,035.74 : x
2. Step 2: Convert to fraction form
   21,826.61/32,740.72 = 7,035.74/x
3. Step 3: Cross multiply
   21,826.61x = 32,740.72 × 7,035.74
4. Step 4: Simplify right side
   21,826.61x = 230,355,012.04
5. Step 5: Solve for x
   x = 230,355,012.04/21,826.61
6. Step 6: Final answer
   x = 10,553.86