Finding the Fourth Proportional to 1,015,103.52, 1,522,656.42 and 305,131.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,103.52 : 1,522,656.42 = 305,131.56 : x
2. Step 2: Convert to fraction form
   1,015,103.52/1,522,656.42 = 305,131.56/x
3. Step 3: Cross multiply
   1,015,103.52x = 1,522,656.42 × 305,131.56
4. Step 4: Simplify right side
   1,015,103.52x = 464,610,528,778.62
5. Step 5: Solve for x
   x = 464,610,528,778.62/1,015,103.52
6. Step 6: Final answer
   x = 457,697.68