Finding the Fourth Proportional to 55,404.51, 83,480.75 and 45,759.84

Step by Step Solution

1. Step 1: Write the proportion equation
   55,404.51 : 83,480.75 = 45,759.84 : x
2. Step 2: Convert to fraction form
   55,404.51/83,480.75 = 45,759.84/x
3. Step 3: Cross multiply
   55,404.51x = 83,480.75 × 45,759.84
4. Step 4: Simplify right side
   55,404.51x = 3,820,065,534.28
5. Step 5: Solve for x
   x = 3,820,065,534.28/55,404.51
6. Step 6: Final answer
   x = 68,948.64