Finding the Fourth Proportional to 154,026.62, 231,061.86 and 47,419.46

Step by Step Solution

1. Step 1: Write the proportion equation
   154,026.62 : 231,061.86 = 47,419.46 : x
2. Step 2: Convert to fraction form
   154,026.62/231,061.86 = 47,419.46/x
3. Step 3: Cross multiply
   154,026.62x = 231,061.86 × 47,419.46
4. Step 4: Simplify right side
   154,026.62x = 10,956,827,472.49
5. Step 5: Solve for x
   x = 10,956,827,472.49/154,026.62
6. Step 6: Final answer
   x = 71,135.94