Finding the Fourth Proportional to 123,456.45, 185,195.61 and 34,710.72

Step by Step Solution

1. Step 1: Write the proportion equation
   123,456.45 : 185,195.61 = 34,710.72 : x
2. Step 2: Convert to fraction form
   123,456.45/185,195.61 = 34,710.72/x
3. Step 3: Cross multiply
   123,456.45x = 185,195.61 × 34,710.72
4. Step 4: Simplify right side
   123,456.45x = 6,428,272,790.39
5. Step 5: Solve for x
   x = 6,428,272,790.39/123,456.45
6. Step 6: Final answer
   x = 52,069.16