Finding the Fourth Proportional to 175,709.89, 263,590.59 and 55,726.83

Step by Step Solution

1. Step 1: Write the proportion equation
   175,709.89 : 263,590.59 = 55,726.83 : x
2. Step 2: Convert to fraction form
   175,709.89/263,590.59 = 55,726.83/x
3. Step 3: Cross multiply
   175,709.89x = 263,590.59 × 55,726.83
4. Step 4: Simplify right side
   175,709.89x = 14,689,067,998.53
5. Step 5: Solve for x
   x = 14,689,067,998.53/175,709.89
6. Step 6: Final answer
   x = 83,598.41