Finding the Fourth Proportional to 80,005.60, 110,368.56 and 51,735.52

Step by Step Solution

1. Step 1: Write the proportion equation
   80,005.60 : 110,368.56 = 51,735.52 : x
2. Step 2: Convert to fraction form
   80,005.60/110,368.56 = 51,735.52/x
3. Step 3: Cross multiply
   80,005.60x = 110,368.56 × 51,735.52
4. Step 4: Simplify right side
   80,005.60x = 5,709,974,843.25
5. Step 5: Solve for x
   x = 5,709,974,843.25/80,005.60
6. Step 6: Final answer
   x = 71,369.69