Finding the Fourth Proportional to 2,148,516.18, 2,965,033.89 and 1,181,691.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148,516.18 : 2,965,033.89 = 1,181,691.54 : x
2. Step 2: Convert to fraction form
   2,148,516.18/2,965,033.89 = 1,181,691.54/x
3. Step 3: Cross multiply
   2,148,516.18x = 2,965,033.89 × 1,181,691.54
4. Step 4: Simplify right side
   2,148,516.18x = 3,503,755,463,626.29
5. Step 5: Solve for x
   x = 3,503,755,463,626.29/2,148,516.18
6. Step 6: Final answer
   x = 1,630,779.18