Finding the Fourth Proportional to 139,930, 209,930.52 and 41,434

Step by Step Solution

1. Step 1: Write the proportion equation
   139,930 : 209,930.52 = 41,434 : x
2. Step 2: Convert to fraction form
   139,930/209,930.52 = 41,434/x
3. Step 3: Cross multiply
   139,930x = 209,930.52 × 41,434
4. Step 4: Simplify right side
   139,930x = 8,698,261,165.68
5. Step 5: Solve for x
   x = 8,698,261,165.68/139,930
6. Step 6: Final answer
   x = 62,161.52