Finding the Fourth Proportional to 98,383.10, 147,590.88 and 31,839.98

Step by Step Solution

1. Step 1: Write the proportion equation
   98,383.10 : 147,590.88 = 31,839.98 : x
2. Step 2: Convert to fraction form
   98,383.10/147,590.88 = 31,839.98/x
3. Step 3: Cross multiply
   98,383.10x = 147,590.88 × 31,839.98
4. Step 4: Simplify right side
   98,383.10x = 4,699,290,667.38
5. Step 5: Solve for x
   x = 4,699,290,667.38/98,383.10
6. Step 6: Final answer
   x = 47,765.22