Finding the Fourth Proportional to 30,606.58, 42,237.53 and 17,177.05

Step by Step Solution

1. Step 1: Write the proportion equation
   30,606.58 : 42,237.53 = 17,177.05 : x
2. Step 2: Convert to fraction form
   30,606.58/42,237.53 = 17,177.05/x
3. Step 3: Cross multiply
   30,606.58x = 42,237.53 × 17,177.05
4. Step 4: Simplify right side
   30,606.58x = 725,516,164.69
5. Step 5: Solve for x
   x = 725,516,164.69/30,606.58
6. Step 6: Final answer
   x = 23,704.58