Finding the Fourth Proportional to 21,776.04, 32,667.30 and 7,734.89

Step by Step Solution

1. Step 1: Write the proportion equation
   21,776.04 : 32,667.30 = 7,734.89 : x
2. Step 2: Convert to fraction form
   21,776.04/32,667.30 = 7,734.89/x
3. Step 3: Cross multiply
   21,776.04x = 32,667.30 × 7,734.89
4. Step 4: Simplify right side
   21,776.04x = 252,677,808.76
5. Step 5: Solve for x
   x = 252,677,808.76/21,776.04
6. Step 6: Final answer
   x = 11,603.48