Finding the Fourth Proportional to 30,804.84, 42,510.83 and 17,376.66

Step by Step Solution

1. Step 1: Write the proportion equation
   30,804.84 : 42,510.83 = 17,376.66 : x
2. Step 2: Convert to fraction form
   30,804.84/42,510.83 = 17,376.66/x
3. Step 3: Cross multiply
   30,804.84x = 42,510.83 × 17,376.66
4. Step 4: Simplify right side
   30,804.84x = 738,696,152.34
5. Step 5: Solve for x
   x = 738,696,152.34/30,804.84
6. Step 6: Final answer
   x = 23,979.87