Finding the Fourth Proportional to 80,953.19, 111,715.88 and 45,145.46

Step by Step Solution

1. Step 1: Write the proportion equation
   80,953.19 : 111,715.88 = 45,145.46 : x
2. Step 2: Convert to fraction form
   80,953.19/111,715.88 = 45,145.46/x
3. Step 3: Cross multiply
   80,953.19x = 111,715.88 × 45,145.46
4. Step 4: Simplify right side
   80,953.19x = 5,043,464,233.33
5. Step 5: Solve for x
   x = 5,043,464,233.33/80,953.19
6. Step 6: Final answer
   x = 62,301.00