Finding the Fourth Proportional to 21,941.34, 32,914.59 and 7,705.45

Step by Step Solution

1. Step 1: Write the proportion equation
   21,941.34 : 32,914.59 = 7,705.45 : x
2. Step 2: Convert to fraction form
   21,941.34/32,914.59 = 7,705.45/x
3. Step 3: Cross multiply
   21,941.34x = 32,914.59 × 7,705.45
4. Step 4: Simplify right side
   21,941.34x = 253,621,727.52
5. Step 5: Solve for x
   x = 253,621,727.52/21,941.34
6. Step 6: Final answer
   x = 11,559.08