Finding the Fourth Proportional to 123,462.51, 185,174.80 and 39,211.77

Step by Step Solution

1. Step 1: Write the proportion equation
   123,462.51 : 185,174.80 = 39,211.77 : x
2. Step 2: Convert to fraction form
   123,462.51/185,174.80 = 39,211.77/x
3. Step 3: Cross multiply
   123,462.51x = 185,174.80 × 39,211.77
4. Step 4: Simplify right side
   123,462.51x = 7,261,031,667.40
5. Step 5: Solve for x
   x = 7,261,031,667.40/123,462.51
6. Step 6: Final answer
   x = 58,811.63