Finding the Fourth Proportional to 243,825.50, 336,485.94 and 136,414.10

Step by Step Solution

1. Step 1: Write the proportion equation
   243,825.50 : 336,485.94 = 136,414.10 : x
2. Step 2: Convert to fraction form
   243,825.50/336,485.94 = 136,414.10/x
3. Step 3: Cross multiply
   243,825.50x = 336,485.94 × 136,414.10
4. Step 4: Simplify right side
   243,825.50x = 45,901,426,667.75
5. Step 5: Solve for x
   x = 45,901,426,667.75/243,825.50
6. Step 6: Final answer
   x = 188,255.23