Finding the Fourth Proportional to 55,196.52, 82,808.62 and 21,905.59

Step by Step Solution

1. Step 1: Write the proportion equation
   55,196.52 : 82,808.62 = 21,905.59 : x
2. Step 2: Convert to fraction form
   55,196.52/82,808.62 = 21,905.59/x
3. Step 3: Cross multiply
   55,196.52x = 82,808.62 × 21,905.59
4. Step 4: Simplify right side
   55,196.52x = 1,813,971,678.19
5. Step 5: Solve for x
   x = 1,813,971,678.19/55,196.52
6. Step 6: Final answer
   x = 32,863.88