Finding the Fourth Proportional to 2,620,300.99, 3,616,180.53 and 1,587,899.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620,300.99 : 3,616,180.53 = 1,587,899.05 : x
2. Step 2: Convert to fraction form
   2,620,300.99/3,616,180.53 = 1,587,899.05/x
3. Step 3: Cross multiply
   2,620,300.99x = 3,616,180.53 × 1,587,899.05
4. Step 4: Simplify right side
   2,620,300.99x = 5,742,129,610,134.59
5. Step 5: Solve for x
   x = 5,742,129,610,134.59/2,620,300.99
6. Step 6: Final answer
   x = 2,191,400.78