Finding the Fourth Proportional to 21,956.49, 32,934.82 and 5,316.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,956.49 : 32,934.82 = 5,316.50 : x
2. Step 2: Convert to fraction form
   21,956.49/32,934.82 = 5,316.50/x
3. Step 3: Cross multiply
   21,956.49x = 32,934.82 × 5,316.50
4. Step 4: Simplify right side
   21,956.49x = 175,097,970.53
5. Step 5: Solve for x
   x = 175,097,970.53/21,956.49
6. Step 6: Final answer
   x = 7,974.77