Finding the Fourth Proportional to 1,061,996, 1,465,548.68 and 578,559.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,996 : 1,465,548.68 = 578,559.98 : x
2. Step 2: Convert to fraction form
   1,061,996/1,465,548.68 = 578,559.98/x
3. Step 3: Cross multiply
   1,061,996x = 1,465,548.68 × 578,559.98
4. Step 4: Simplify right side
   1,061,996x = 847,907,814,989.83
5. Step 5: Solve for x
   x = 847,907,814,989.83/1,061,996
6. Step 6: Final answer
   x = 798,409.61