Finding the Fourth Proportional to 2,580,406.83, 3,868,445.12 and 1,140,857.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580,406.83 : 3,868,445.12 = 1,140,857.82 : x
2. Step 2: Convert to fraction form
   2,580,406.83/3,868,445.12 = 1,140,857.82/x
3. Step 3: Cross multiply
   2,580,406.83x = 3,868,445.12 × 1,140,857.82
4. Step 4: Simplify right side
   2,580,406.83x = 4,413,345,860,688.55
5. Step 5: Solve for x
   x = 4,413,345,860,688.55/2,580,406.83
6. Step 6: Final answer
   x = 1,710,329.48