Finding the Fourth Proportional to 55,061.27, 75,966.49 and 30,858.71

Step by Step Solution

1. Step 1: Write the proportion equation
   55,061.27 : 75,966.49 = 30,858.71 : x
2. Step 2: Convert to fraction form
   55,061.27/75,966.49 = 30,858.71/x
3. Step 3: Cross multiply
   55,061.27x = 75,966.49 × 30,858.71
4. Step 4: Simplify right side
   55,061.27x = 2,344,227,427.65
5. Step 5: Solve for x
   x = 2,344,227,427.65/55,061.27
6. Step 6: Final answer
   x = 42,574.89