Finding the Fourth Proportional to 247,443.31, 341,471.74 and 134,266.06

Step by Step Solution

1. Step 1: Write the proportion equation
   247,443.31 : 341,471.74 = 134,266.06 : x
2. Step 2: Convert to fraction form
   247,443.31/341,471.74 = 134,266.06/x
3. Step 3: Cross multiply
   247,443.31x = 341,471.74 × 134,266.06
4. Step 4: Simplify right side
   247,443.31x = 45,848,065,131.14
5. Step 5: Solve for x
   x = 45,848,065,131.14/247,443.31
6. Step 6: Final answer
   x = 185,287.15