Finding the Fourth Proportional to 1,620,797.98, 2,431,300.65 and 623,525.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,797.98 : 2,431,300.65 = 623,525.98 : x
2. Step 2: Convert to fraction form
   1,620,797.98/2,431,300.65 = 623,525.98/x
3. Step 3: Cross multiply
   1,620,797.98x = 2,431,300.65 × 623,525.98
4. Step 4: Simplify right side
   1,620,797.98x = 1,515,979,120,465.89
5. Step 5: Solve for x
   x = 1,515,979,120,465.89/1,620,797.98
6. Step 6: Final answer
   x = 935,328.86