Finding the Fourth Proportional to 556,498.41, 834,779.90 and 157,105.73

Step by Step Solution

1. Step 1: Write the proportion equation
   556,498.41 : 834,779.90 = 157,105.73 : x
2. Step 2: Convert to fraction form
   556,498.41/834,779.90 = 157,105.73/x
3. Step 3: Cross multiply
   556,498.41x = 834,779.90 × 157,105.73
4. Step 4: Simplify right side
   556,498.41x = 131,148,705,578.83
5. Step 5: Solve for x
   x = 131,148,705,578.83/556,498.41
6. Step 6: Final answer
   x = 235,667.71