Finding the Fourth Proportional to 59,422.44, 89,142.78 and 19,428.84

Step by Step Solution

1. Step 1: Write the proportion equation
   59,422.44 : 89,142.78 = 19,428.84 : x
2. Step 2: Convert to fraction form
   59,422.44/89,142.78 = 19,428.84/x
3. Step 3: Cross multiply
   59,422.44x = 89,142.78 × 19,428.84
4. Step 4: Simplify right side
   59,422.44x = 1,731,940,809.78
5. Step 5: Solve for x
   x = 1,731,940,809.78/59,422.44
6. Step 6: Final answer
   x = 29,146.24