Finding the Fourth Proportional to 98,494.32, 147,744.72 and 31,935

Step by Step Solution

1. Step 1: Write the proportion equation
   98,494.32 : 147,744.72 = 31,935 : x
2. Step 2: Convert to fraction form
   98,494.32/147,744.72 = 31,935/x
3. Step 3: Cross multiply
   98,494.32x = 147,744.72 × 31,935
4. Step 4: Simplify right side
   98,494.32x = 4,718,227,633.20
5. Step 5: Solve for x
   x = 4,718,227,633.20/98,494.32
6. Step 6: Final answer
   x = 47,903.55