Finding the Fourth Proportional to 55,584.65, 76,706.72 and 30,090.89

Step by Step Solution

1. Step 1: Write the proportion equation
   55,584.65 : 76,706.72 = 30,090.89 : x
2. Step 2: Convert to fraction form
   55,584.65/76,706.72 = 30,090.89/x
3. Step 3: Cross multiply
   55,584.65x = 76,706.72 × 30,090.89
4. Step 4: Simplify right side
   55,584.65x = 2,308,172,939.79
5. Step 5: Solve for x
   x = 2,308,172,939.79/55,584.65
6. Step 6: Final answer
   x = 41,525.37