Finding the Fourth Proportional to 93,096.75, 128,482.98 and 54,868.61

Step by Step Solution

1. Step 1: Write the proportion equation
   93,096.75 : 128,482.98 = 54,868.61 : x
2. Step 2: Convert to fraction form
   93,096.75/128,482.98 = 54,868.61/x
3. Step 3: Cross multiply
   93,096.75x = 128,482.98 × 54,868.61
4. Step 4: Simplify right side
   93,096.75x = 7,049,682,636.71
5. Step 5: Solve for x
   x = 7,049,682,636.71/93,096.75
6. Step 6: Final answer
   x = 75,724.26