Finding the Fourth Proportional to 42,900.16, 59,205.28 and 25,908.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,900.16 : 59,205.28 = 25,908.48 : x
2. Step 2: Convert to fraction form
   42,900.16/59,205.28 = 25,908.48/x
3. Step 3: Cross multiply
   42,900.16x = 59,205.28 × 25,908.48
4. Step 4: Simplify right side
   42,900.16x = 1,533,918,812.77
5. Step 5: Solve for x
   x = 1,533,918,812.77/42,900.16
6. Step 6: Final answer
   x = 35,755.55