Finding the Fourth Proportional to 2,581,816.98, 3,562,887.72 and 1,420,238.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581,816.98 : 3,562,887.72 = 1,420,238.26 : x
2. Step 2: Convert to fraction form
   2,581,816.98/3,562,887.72 = 1,420,238.26/x
3. Step 3: Cross multiply
   2,581,816.98x = 3,562,887.72 × 1,420,238.26
4. Step 4: Simplify right side
   2,581,816.98x = 5,060,149,437,777.59
5. Step 5: Solve for x
   x = 5,060,149,437,777.59/2,581,816.98
6. Step 6: Final answer
   x = 1,959,917.95