Finding the Fourth Proportional to 325,417.50, 488,134.89 and 103,801.50

Step by Step Solution

1. Step 1: Write the proportion equation
   325,417.50 : 488,134.89 = 103,801.50 : x
2. Step 2: Convert to fraction form
   325,417.50/488,134.89 = 103,801.50/x
3. Step 3: Cross multiply
   325,417.50x = 488,134.89 × 103,801.50
4. Step 4: Simplify right side
   325,417.50x = 50,669,133,784.34
5. Step 5: Solve for x
   x = 50,669,133,784.34/325,417.50
6. Step 6: Final answer
   x = 155,705.01