Finding the Fourth Proportional to 342,483.15, 513,844.67 and 105,825.83

Step by Step Solution

1. Step 1: Write the proportion equation
   342,483.15 : 513,844.67 = 105,825.83 : x
2. Step 2: Convert to fraction form
   342,483.15/513,844.67 = 105,825.83/x
3. Step 3: Cross multiply
   342,483.15x = 513,844.67 × 105,825.83
4. Step 4: Simplify right side
   342,483.15x = 54,378,038,693.83
5. Step 5: Solve for x
   x = 54,378,038,693.83/342,483.15
6. Step 6: Final answer
   x = 158,775.81