Finding the Fourth Proportional to 383,976.18, 575,898.63 and 103,427.82

Step by Step Solution

1. Step 1: Write the proportion equation
   383,976.18 : 575,898.63 = 103,427.82 : x
2. Step 2: Convert to fraction form
   383,976.18/575,898.63 = 103,427.82/x
3. Step 3: Cross multiply
   383,976.18x = 575,898.63 × 103,427.82
4. Step 4: Simplify right side
   383,976.18x = 59,563,939,841.89
5. Step 5: Solve for x
   x = 59,563,939,841.89/383,976.18
6. Step 6: Final answer
   x = 155,124.05