Finding the Fourth Proportional to 30,934.01, 42,688.34 and 17,505.02

Step by Step Solution

1. Step 1: Write the proportion equation
   30,934.01 : 42,688.34 = 17,505.02 : x
2. Step 2: Convert to fraction form
   30,934.01/42,688.34 = 17,505.02/x
3. Step 3: Cross multiply
   30,934.01x = 42,688.34 × 17,505.02
4. Step 4: Simplify right side
   30,934.01x = 747,260,245.47
5. Step 5: Solve for x
   x = 747,260,245.47/30,934.01
6. Step 6: Final answer
   x = 24,156.59