Finding the Fourth Proportional to 93,889, 140,842.18 and 30,709.48

Step by Step Solution

1. Step 1: Write the proportion equation
   93,889 : 140,842.18 = 30,709.48 : x
2. Step 2: Convert to fraction form
   93,889/140,842.18 = 30,709.48/x
3. Step 3: Cross multiply
   93,889x = 140,842.18 × 30,709.48
4. Step 4: Simplify right side
   93,889x = 4,325,190,109.87
5. Step 5: Solve for x
   x = 4,325,190,109.87/93,889
6. Step 6: Final answer
   x = 46,067.06