Finding the Fourth Proportional to 52,460.97, 78,680.42 and 19,196.73

Step by Step Solution

1. Step 1: Write the proportion equation
   52,460.97 : 78,680.42 = 19,196.73 : x
2. Step 2: Convert to fraction form
   52,460.97/78,680.42 = 19,196.73/x
3. Step 3: Cross multiply
   52,460.97x = 78,680.42 × 19,196.73
4. Step 4: Simplify right side
   52,460.97x = 1,510,406,683.04
5. Step 5: Solve for x
   x = 1,510,406,683.04/52,460.97
6. Step 6: Final answer
   x = 28,791.06