Finding the Fourth Proportional to 259,510.53, 358,124.60 and 146,333.31

Step by Step Solution

1. Step 1: Write the proportion equation
   259,510.53 : 358,124.60 = 146,333.31 : x
2. Step 2: Convert to fraction form
   259,510.53/358,124.60 = 146,333.31/x
3. Step 3: Cross multiply
   259,510.53x = 358,124.60 × 146,333.31
4. Step 4: Simplify right side
   259,510.53x = 52,405,557,378.76
5. Step 5: Solve for x
   x = 52,405,557,378.76/259,510.53
6. Step 6: Final answer
   x = 201,940.00