Finding the Fourth Proportional to 1,969,461.59, 2,951,707.37 and 1,056,379.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,969,461.59 : 2,951,707.37 = 1,056,379.55 : x
2. Step 2: Convert to fraction form
   1,969,461.59/2,951,707.37 = 1,056,379.55/x
3. Step 3: Cross multiply
   1,969,461.59x = 2,951,707.37 × 1,056,379.55
4. Step 4: Simplify right side
   1,969,461.59x = 3,118,123,283,211.85
5. Step 5: Solve for x
   x = 3,118,123,283,211.85/1,969,461.59
6. Step 6: Final answer
   x = 1,583,236.41