Finding the Fourth Proportional to 34,581.60, 51,858.72 and 12,395.52

Step by Step Solution

1. Step 1: Write the proportion equation
   34,581.60 : 51,858.72 = 12,395.52 : x
2. Step 2: Convert to fraction form
   34,581.60/51,858.72 = 12,395.52/x
3. Step 3: Cross multiply
   34,581.60x = 51,858.72 × 12,395.52
4. Step 4: Simplify right side
   34,581.60x = 642,815,800.93
5. Step 5: Solve for x
   x = 642,815,800.93/34,581.60
6. Step 6: Final answer
   x = 18,588.38