Finding the Fourth Proportional to 2,369,219.42, 3,553,826.24 and 771,779.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,369,219.42 : 3,553,826.24 = 771,779.90 : x
2. Step 2: Convert to fraction form
   2,369,219.42/3,553,826.24 = 771,779.90/x
3. Step 3: Cross multiply
   2,369,219.42x = 3,553,826.24 × 771,779.90
4. Step 4: Simplify right side
   2,369,219.42x = 2,742,771,644,284.89
5. Step 5: Solve for x
   x = 2,742,771,644,284.89/2,369,219.42
6. Step 6: Final answer
   x = 1,157,668.90