Finding the Fourth Proportional to 155,308.02, 213,796.15 and 114,945.72

Step by Step Solution

1. Step 1: Write the proportion equation
   155,308.02 : 213,796.15 = 114,945.72 : x
2. Step 2: Convert to fraction form
   155,308.02/213,796.15 = 114,945.72/x
3. Step 3: Cross multiply
   155,308.02x = 213,796.15 × 114,945.72
4. Step 4: Simplify right side
   155,308.02x = 24,574,952,394.98
5. Step 5: Solve for x
   x = 24,574,952,394.98/155,308.02
6. Step 6: Final answer
   x = 158,233.63