Finding the Fourth Proportional to 1,239,196.96, 1,858,045.74 and 555,958.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,239,196.96 : 1,858,045.74 = 555,958.72 : x
2. Step 2: Convert to fraction form
   1,239,196.96/1,858,045.74 = 555,958.72/x
3. Step 3: Cross multiply
   1,239,196.96x = 1,858,045.74 × 555,958.72
4. Step 4: Simplify right side
   1,239,196.96x = 1,032,996,731,311.85
5. Step 5: Solve for x
   x = 1,032,996,731,311.85/1,239,196.96
6. Step 6: Final answer
   x = 833,601.73