Finding the Fourth Proportional to 55,448.01, 83,546.10 and 45,803.25

Step by Step Solution

1. Step 1: Write the proportion equation
   55,448.01 : 83,546.10 = 45,803.25 : x
2. Step 2: Convert to fraction form
   55,448.01/83,546.10 = 45,803.25/x
3. Step 3: Cross multiply
   55,448.01x = 83,546.10 × 45,803.25
4. Step 4: Simplify right side
   55,448.01x = 3,826,682,904.83
5. Step 5: Solve for x
   x = 3,826,682,904.83/55,448.01
6. Step 6: Final answer
   x = 69,013.89