Finding the Fourth Proportional to 278,667.82, 384,566.06 and 151,343.41

Step by Step Solution

1. Step 1: Write the proportion equation
   278,667.82 : 384,566.06 = 151,343.41 : x
2. Step 2: Convert to fraction form
   278,667.82/384,566.06 = 151,343.41/x
3. Step 3: Cross multiply
   278,667.82x = 384,566.06 × 151,343.41
4. Step 4: Simplify right side
   278,667.82x = 58,201,538,890.66
5. Step 5: Solve for x
   x = 58,201,538,890.66/278,667.82
6. Step 6: Final answer
   x = 208,856.33