Finding the Fourth Proportional to 59,892.68, 89,858.46 and 28,730.36

Step by Step Solution

1. Step 1: Write the proportion equation
   59,892.68 : 89,858.46 = 28,730.36 : x
2. Step 2: Convert to fraction form
   59,892.68/89,858.46 = 28,730.36/x
3. Step 3: Cross multiply
   59,892.68x = 89,858.46 × 28,730.36
4. Step 4: Simplify right side
   59,892.68x = 2,581,665,904.85
5. Step 5: Solve for x
   x = 2,581,665,904.85/59,892.68
6. Step 6: Final answer
   x = 43,104.87