Finding the Fourth Proportional to 35,607.57, 53,406.72 and 15,881.55

Step by Step Solution

1. Step 1: Write the proportion equation
   35,607.57 : 53,406.72 = 15,881.55 : x
2. Step 2: Convert to fraction form
   35,607.57/53,406.72 = 15,881.55/x
3. Step 3: Cross multiply
   35,607.57x = 53,406.72 × 15,881.55
4. Step 4: Simplify right side
   35,607.57x = 848,181,494.02
5. Step 5: Solve for x
   x = 848,181,494.02/35,607.57
6. Step 6: Final answer
   x = 23,820.26