Finding the Fourth Proportional to 34,788.78, 51,764.72 and 34,672.14

Step by Step Solution

1. Step 1: Write the proportion equation
   34,788.78 : 51,764.72 = 34,672.14 : x
2. Step 2: Convert to fraction form
   34,788.78/51,764.72 = 34,672.14/x
3. Step 3: Cross multiply
   34,788.78x = 51,764.72 × 34,672.14
4. Step 4: Simplify right side
   34,788.78x = 1,794,793,445.54
5. Step 5: Solve for x
   x = 1,794,793,445.54/34,788.78
6. Step 6: Final answer
   x = 51,591.16