Finding the Fourth Proportional to 284,300.47, 426,443.34 and 115,820.52

Step by Step Solution

1. Step 1: Write the proportion equation
   284,300.47 : 426,443.34 = 115,820.52 : x
2. Step 2: Convert to fraction form
   284,300.47/426,443.34 = 115,820.52/x
3. Step 3: Cross multiply
   284,300.47x = 426,443.34 × 115,820.52
4. Step 4: Simplify right side
   284,300.47x = 49,390,888,810.23
5. Step 5: Solve for x
   x = 49,390,888,810.23/284,300.47
6. Step 6: Final answer
   x = 173,727.78