Finding the Fourth Proportional to 55,426.04, 83,088.72 and 22,139

Step by Step Solution

1. Step 1: Write the proportion equation
   55,426.04 : 83,088.72 = 22,139 : x
2. Step 2: Convert to fraction form
   55,426.04/83,088.72 = 22,139/x
3. Step 3: Cross multiply
   55,426.04x = 83,088.72 × 22,139
4. Step 4: Simplify right side
   55,426.04x = 1,839,501,172.08
5. Step 5: Solve for x
   x = 1,839,501,172.08/55,426.04
6. Step 6: Final answer
   x = 33,188.39