Finding the Fourth Proportional to 98,005.23, 146,994.01 and 31,436.71

Step by Step Solution

1. Step 1: Write the proportion equation
   98,005.23 : 146,994.01 = 31,436.71 : x
2. Step 2: Convert to fraction form
   98,005.23/146,994.01 = 31,436.71/x
3. Step 3: Cross multiply
   98,005.23x = 146,994.01 × 31,436.71
4. Step 4: Simplify right side
   98,005.23x = 4,621,007,618.03
5. Step 5: Solve for x
   x = 4,621,007,618.03/98,005.23
6. Step 6: Final answer
   x = 47,150.62