Finding the Fourth Proportional to 30,472.58, 42,053.82 and 17,043.86

Step by Step Solution

1. Step 1: Write the proportion equation
   30,472.58 : 42,053.82 = 17,043.86 : x
2. Step 2: Convert to fraction form
   30,472.58/42,053.82 = 17,043.86/x
3. Step 3: Cross multiply
   30,472.58x = 42,053.82 × 17,043.86
4. Step 4: Simplify right side
   30,472.58x = 716,759,420.55
5. Step 5: Solve for x
   x = 716,759,420.55/30,472.58
6. Step 6: Final answer
   x = 23,521.46