Finding the Fourth Proportional to 30,476.56, 42,083.61 and 19,164.99

Step by Step Solution

1. Step 1: Write the proportion equation
   30,476.56 : 42,083.61 = 19,164.99 : x
2. Step 2: Convert to fraction form
   30,476.56/42,083.61 = 19,164.99/x
3. Step 3: Cross multiply
   30,476.56x = 42,083.61 × 19,164.99
4. Step 4: Simplify right side
   30,476.56x = 806,531,754.40
5. Step 5: Solve for x
   x = 806,531,754.40/30,476.56
6. Step 6: Final answer
   x = 26,464.00