Finding the Fourth Proportional to 31,032,759.31, 42,825,204.83 and 17,987,585.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,032,759.31 : 42,825,204.83 = 17,987,585.06 : x
2. Step 2: Convert to fraction form
   31,032,759.31/42,825,204.83 = 17,987,585.06/x
3. Step 3: Cross multiply
   31,032,759.31x = 42,825,204.83 × 17,987,585.06
4. Step 4: Simplify right side
   31,032,759.31x = 770,322,014,743,579.88
5. Step 5: Solve for x
   x = 770,322,014,743,579.88/31,032,759.31
6. Step 6: Final answer
   x = 24,822,865.64