Finding the Fourth Proportional to 2,575,055.48, 3,553,411.02 and 1,429,136.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575,055.48 : 3,553,411.02 = 1,429,136.60 : x
2. Step 2: Convert to fraction form
   2,575,055.48/3,553,411.02 = 1,429,136.60/x
3. Step 3: Cross multiply
   2,575,055.48x = 3,553,411.02 × 1,429,136.60
4. Step 4: Simplify right side
   2,575,055.48x = 5,078,309,743,525.33
5. Step 5: Solve for x
   x = 5,078,309,743,525.33/2,575,055.48
6. Step 6: Final answer
   x = 1,972,116.63