Finding the Fourth Proportional to 325,300.10, 487,950.15 and 103,684.10

Step by Step Solution

1. Step 1: Write the proportion equation
   325,300.10 : 487,950.15 = 103,684.10 : x
2. Step 2: Convert to fraction form
   325,300.10/487,950.15 = 103,684.10/x
3. Step 3: Cross multiply
   325,300.10x = 487,950.15 × 103,684.10
4. Step 4: Simplify right side
   325,300.10x = 50,592,672,147.62
5. Step 5: Solve for x
   x = 50,592,672,147.62/325,300.10
6. Step 6: Final answer
   x = 155,526.15