Finding the Fourth Proportional to 2,945,451.60, 4,417,302.60 and 1,147,300.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,945,451.60 : 4,417,302.60 = 1,147,300.20 : x
2. Step 2: Convert to fraction form
   2,945,451.60/4,417,302.60 = 1,147,300.20/x
3. Step 3: Cross multiply
   2,945,451.60x = 4,417,302.60 × 1,147,300.20
4. Step 4: Simplify right side
   2,945,451.60x = 5,067,972,156,440.52
5. Step 5: Solve for x
   x = 5,067,972,156,440.52/2,945,451.60
6. Step 6: Final answer
   x = 1,720,609.55