Finding the Fourth Proportional to 510,346.08, 765,629.82 and 155,350.86

Step by Step Solution

1. Step 1: Write the proportion equation
   510,346.08 : 765,629.82 = 155,350.86 : x
2. Step 2: Convert to fraction form
   510,346.08/765,629.82 = 155,350.86/x
3. Step 3: Cross multiply
   510,346.08x = 765,629.82 × 155,350.86
4. Step 4: Simplify right side
   510,346.08x = 118,941,250,978.65
5. Step 5: Solve for x
   x = 118,941,250,978.65/510,346.08
6. Step 6: Final answer
   x = 233,059.99