Finding the Fourth Proportional to 2,058,141,111.80, 2,840,228,550.61 and 1,118,346,621.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058,141,111.80 : 2,840,228,550.61 = 1,118,346,621.08 : x
2. Step 2: Convert to fraction form
   2,058,141,111.80/2,840,228,550.61 = 1,118,346,621.08/x
3. Step 3: Cross multiply
   2,058,141,111.80x = 2,840,228,550.61 × 1,118,346,621.08
4. Step 4: Simplify right side
   2,058,141,111.80x = 3,176,360,002,652,642,304
5. Step 5: Solve for x
   x = 3,176,360,002,652,642,304/2,058,141,111.80
6. Step 6: Final answer
   x = 1,543,314,977.02