Finding the Fourth Proportional to 123,611.48, 185,435 and 38,229

Step by Step Solution

1. Step 1: Write the proportion equation
   123,611.48 : 185,435 = 38,229 : x
2. Step 2: Convert to fraction form
   123,611.48/185,435 = 38,229/x
3. Step 3: Cross multiply
   123,611.48x = 185,435 × 38,229
4. Step 4: Simplify right side
   123,611.48x = 7,088,994,615
5. Step 5: Solve for x
   x = 7,088,994,615/123,611.48
6. Step 6: Final answer
   x = 57,349.00