Finding the Fourth Proportional to 59,513.56, 89,226.59 and 28,370.68

Step by Step Solution

1. Step 1: Write the proportion equation
   59,513.56 : 89,226.59 = 28,370.68 : x
2. Step 2: Convert to fraction form
   59,513.56/89,226.59 = 28,370.68/x
3. Step 3: Cross multiply
   59,513.56x = 89,226.59 × 28,370.68
4. Step 4: Simplify right side
   59,513.56x = 2,531,418,667.46
5. Step 5: Solve for x
   x = 2,531,418,667.46/59,513.56
6. Step 6: Final answer
   x = 42,535.16