Finding the Fourth Proportional to 277,789.58, 416,684.58 and 67,427.72

Step by Step Solution

1. Step 1: Write the proportion equation
   277,789.58 : 416,684.58 = 67,427.72 : x
2. Step 2: Convert to fraction form
   277,789.58/416,684.58 = 67,427.72/x
3. Step 3: Cross multiply
   277,789.58x = 416,684.58 × 67,427.72
4. Step 4: Simplify right side
   277,789.58x = 28,096,091,188.56
5. Step 5: Solve for x
   x = 28,096,091,188.56/277,789.58
6. Step 6: Final answer
   x = 101,141.63