Finding the Fourth Proportional to 76,009.39, 113,858.41 and 42,659.41

Step by Step Solution

1. Step 1: Write the proportion equation
   76,009.39 : 113,858.41 = 42,659.41 : x
2. Step 2: Convert to fraction form
   76,009.39/113,858.41 = 42,659.41/x
3. Step 3: Cross multiply
   76,009.39x = 113,858.41 × 42,659.41
4. Step 4: Simplify right side
   76,009.39x = 4,857,132,496.31
5. Step 5: Solve for x
   x = 4,857,132,496.31/76,009.39
6. Step 6: Final answer
   x = 63,901.74