Finding the Fourth Proportional to 59,507.93, 89,218.16 and 28,365.05

Step by Step Solution

1. Step 1: Write the proportion equation
   59,507.93 : 89,218.16 = 28,365.05 : x
2. Step 2: Convert to fraction form
   59,507.93/89,218.16 = 28,365.05/x
3. Step 3: Cross multiply
   59,507.93x = 89,218.16 × 28,365.05
4. Step 4: Simplify right side
   59,507.93x = 2,530,677,756.90
5. Step 5: Solve for x
   x = 2,530,677,756.90/59,507.93
6. Step 6: Final answer
   x = 42,526.73