Finding the Fourth Proportional to 1,492,826.34, 2,238,805.70 and 581,806.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,492,826.34 : 2,238,805.70 = 581,806.05 : x
2. Step 2: Convert to fraction form
   1,492,826.34/2,238,805.70 = 581,806.05/x
3. Step 3: Cross multiply
   1,492,826.34x = 2,238,805.70 × 581,806.05
4. Step 4: Simplify right side
   1,492,826.34x = 1,302,550,698,125.45
5. Step 5: Solve for x
   x = 1,302,550,698,125.45/1,492,826.34
6. Step 6: Final answer
   x = 872,540.00