Finding the Fourth Proportional to 1,492,826.18, 2,238,805.46 and 581,805.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,492,826.18 : 2,238,805.46 = 581,805.89 : x
2. Step 2: Convert to fraction form
   1,492,826.18/2,238,805.46 = 581,805.89/x
3. Step 3: Cross multiply
   1,492,826.18x = 2,238,805.46 × 581,805.89
4. Step 4: Simplify right side
   1,492,826.18x = 1,302,550,212,259.68
5. Step 5: Solve for x
   x = 1,302,550,212,259.68/1,492,826.18
6. Step 6: Final answer
   x = 872,539.77