Finding the Fourth Proportional to 55,097.16, 82,612.89 and 21,822

Step by Step Solution

1. Step 1: Write the proportion equation
   55,097.16 : 82,612.89 = 21,822 : x
2. Step 2: Convert to fraction form
   55,097.16/82,612.89 = 21,822/x
3. Step 3: Cross multiply
   55,097.16x = 82,612.89 × 21,822
4. Step 4: Simplify right side
   55,097.16x = 1,802,778,485.58
5. Step 5: Solve for x
   x = 1,802,778,485.58/55,097.16
6. Step 6: Final answer
   x = 32,719.99