Finding the Fourth Proportional to 80,975.68, 111,746.59 and 45,168.01

Step by Step Solution

1. Step 1: Write the proportion equation
   80,975.68 : 111,746.59 = 45,168.01 : x
2. Step 2: Convert to fraction form
   80,975.68/111,746.59 = 45,168.01/x
3. Step 3: Cross multiply
   80,975.68x = 111,746.59 × 45,168.01
4. Step 4: Simplify right side
   80,975.68x = 5,047,371,094.59
5. Step 5: Solve for x
   x = 5,047,371,094.59/80,975.68
6. Step 6: Final answer
   x = 62,331.94