Finding the Fourth Proportional to 2,140,270.87, 2,953,495.42 and 1,173,379.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,270.87 : 2,953,495.42 = 1,173,379.96 : x
2. Step 2: Convert to fraction form
   2,140,270.87/2,953,495.42 = 1,173,379.96/x
3. Step 3: Cross multiply
   2,140,270.87x = 2,953,495.42 × 1,173,379.96
4. Step 4: Simplify right side
   2,140,270.87x = 3,465,572,337,779.78
5. Step 5: Solve for x
   x = 3,465,572,337,779.78/2,140,270.87
6. Step 6: Final answer
   x = 1,619,221.37