Finding the Fourth Proportional to 110,982.22, 153,120.56 and 67,916.81

Step by Step Solution

1. Step 1: Write the proportion equation
   110,982.22 : 153,120.56 = 67,916.81 : x
2. Step 2: Convert to fraction form
   110,982.22/153,120.56 = 67,916.81/x
3. Step 3: Cross multiply
   110,982.22x = 153,120.56 × 67,916.81
4. Step 4: Simplify right side
   110,982.22x = 10,399,460,405.86
5. Step 5: Solve for x
   x = 10,399,460,405.86/110,982.22
6. Step 6: Final answer
   x = 93,703.84