Finding the Fourth Proportional to 53,285.78, 73,521.49 and 34,156.82

Step by Step Solution

1. Step 1: Write the proportion equation
   53,285.78 : 73,521.49 = 34,156.82 : x
2. Step 2: Convert to fraction form
   53,285.78/73,521.49 = 34,156.82/x
3. Step 3: Cross multiply
   53,285.78x = 73,521.49 × 34,156.82
4. Step 4: Simplify right side
   53,285.78x = 2,511,260,300.06
5. Step 5: Solve for x
   x = 2,511,260,300.06/53,285.78
6. Step 6: Final answer
   x = 47,128.15