Finding the Fourth Proportional to 243,075, 335,443.57 and 134,179.40

Step by Step Solution

1. Step 1: Write the proportion equation
   243,075 : 335,443.57 = 134,179.40 : x
2. Step 2: Convert to fraction form
   243,075/335,443.57 = 134,179.40/x
3. Step 3: Cross multiply
   243,075x = 335,443.57 × 134,179.40
4. Step 4: Simplify right side
   243,075x = 45,009,616,956.46
5. Step 5: Solve for x
   x = 45,009,616,956.46/243,075
6. Step 6: Final answer
   x = 185,167.61