Finding the Fourth Proportional to 154,392.32, 231,564.83 and 42,081.59

Step by Step Solution

1. Step 1: Write the proportion equation
   154,392.32 : 231,564.83 = 42,081.59 : x
2. Step 2: Convert to fraction form
   154,392.32/231,564.83 = 42,081.59/x
3. Step 3: Cross multiply
   154,392.32x = 231,564.83 × 42,081.59
4. Step 4: Simplify right side
   154,392.32x = 9,744,616,602.98
5. Step 5: Solve for x
   x = 9,744,616,602.98/154,392.32
6. Step 6: Final answer
   x = 63,115.94