Finding the Fourth Proportional to 123,597.84, 185,348.72 and 42,529.40

Step by Step Solution

1. Step 1: Write the proportion equation
   123,597.84 : 185,348.72 = 42,529.40 : x
2. Step 2: Convert to fraction form
   123,597.84/185,348.72 = 42,529.40/x
3. Step 3: Cross multiply
   123,597.84x = 185,348.72 × 42,529.40
4. Step 4: Simplify right side
   123,597.84x = 7,882,769,852.37
5. Step 5: Solve for x
   x = 7,882,769,852.37/123,597.84
6. Step 6: Final answer
   x = 63,777.57