Finding the Fourth Proportional to 2,520,686.52, 3,478,846.32 and 1,433,122.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,686.52 : 3,478,846.32 = 1,433,122.20 : x
2. Step 2: Convert to fraction form
   2,520,686.52/3,478,846.32 = 1,433,122.20/x
3. Step 3: Cross multiply
   2,520,686.52x = 3,478,846.32 × 1,433,122.20
4. Step 4: Simplify right side
   2,520,686.52x = 4,985,611,891,580.30
5. Step 5: Solve for x
   x = 4,985,611,891,580.30/2,520,686.52
6. Step 6: Final answer
   x = 1,977,878.59