Finding the Fourth Proportional to 2,010,071.20, 2,774,004.42 and 1,139,074.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010,071.20 : 2,774,004.42 = 1,139,074.60 : x
2. Step 2: Convert to fraction form
   2,010,071.20/2,774,004.42 = 1,139,074.60/x
3. Step 3: Cross multiply
   2,010,071.20x = 2,774,004.42 × 1,139,074.60
4. Step 4: Simplify right side
   2,010,071.20x = 3,159,797,975,109.73
5. Step 5: Solve for x
   x = 3,159,797,975,109.73/2,010,071.20
6. Step 6: Final answer
   x = 1,571,983.11