Finding the Fourth Proportional to 83,400.03, 115,093.71 and 45,674.28

Step by Step Solution

1. Step 1: Write the proportion equation
   83,400.03 : 115,093.71 = 45,674.28 : x
2. Step 2: Convert to fraction form
   83,400.03/115,093.71 = 45,674.28/x
3. Step 3: Cross multiply
   83,400.03x = 115,093.71 × 45,674.28
4. Step 4: Simplify right side
   83,400.03x = 5,256,822,336.78
5. Step 5: Solve for x
   x = 5,256,822,336.78/83,400.03
6. Step 6: Final answer
   x = 63,031.42