Finding the Fourth Proportional to 93,164.08, 128,609.76 and 54,911.56

Step by Step Solution

1. Step 1: Write the proportion equation
   93,164.08 : 128,609.76 = 54,911.56 : x
2. Step 2: Convert to fraction form
   93,164.08/128,609.76 = 54,911.56/x
3. Step 3: Cross multiply
   93,164.08x = 128,609.76 × 54,911.56
4. Step 4: Simplify right side
   93,164.08x = 7,062,162,552.83
5. Step 5: Solve for x
   x = 7,062,162,552.83/93,164.08
6. Step 6: Final answer
   x = 75,803.49