Finding the Fourth Proportional to 2,999,471,139.06, 4,499,221,656.33 and 1,229,808,480.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,999,471,139.06 : 4,499,221,656.33 = 1,229,808,480.72 : x
2. Step 2: Convert to fraction form
   2,999,471,139.06/4,499,221,656.33 = 1,229,808,480.72/x
3. Step 3: Cross multiply
   2,999,471,139.06x = 4,499,221,656.33 × 1,229,808,480.72
4. Step 4: Simplify right side
   2,999,471,139.06x = 5,533,180,949,593,719,808
5. Step 5: Solve for x
   x = 5,533,180,949,593,719,808/2,999,471,139.06
6. Step 6: Final answer
   x = 1,844,718,849.78