Finding the Fourth Proportional to 30,802.84, 42,507.86 and 17,374.05

Step by Step Solution

1. Step 1: Write the proportion equation
   30,802.84 : 42,507.86 = 17,374.05 : x
2. Step 2: Convert to fraction form
   30,802.84/42,507.86 = 17,374.05/x
3. Step 3: Cross multiply
   30,802.84x = 42,507.86 × 17,374.05
4. Step 4: Simplify right side
   30,802.84x = 738,533,598.16
5. Step 5: Solve for x
   x = 738,533,598.16/30,802.84
6. Step 6: Final answer
   x = 23,976.15