Finding the Fourth Proportional to 59,359.02, 89,059.62 and 19,916.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,359.02 : 89,059.62 = 19,916.10 : x
2. Step 2: Convert to fraction form
   59,359.02/89,059.62 = 19,916.10/x
3. Step 3: Cross multiply
   59,359.02x = 89,059.62 × 19,916.10
4. Step 4: Simplify right side
   59,359.02x = 1,773,720,297.88
5. Step 5: Solve for x
   x = 1,773,720,297.88/59,359.02
6. Step 6: Final answer
   x = 29,881.23