Finding the Fourth Proportional to 56,096.52, 83,816.30 and 54,134.40

Step by Step Solution

1. Step 1: Write the proportion equation
   56,096.52 : 83,816.30 = 54,134.40 : x
2. Step 2: Convert to fraction form
   56,096.52/83,816.30 = 54,134.40/x
3. Step 3: Cross multiply
   56,096.52x = 83,816.30 × 54,134.40
4. Step 4: Simplify right side
   56,096.52x = 4,537,345,110.72
5. Step 5: Solve for x
   x = 4,537,345,110.72/56,096.52
6. Step 6: Final answer
   x = 80,884.61