Finding the Fourth Proportional to 1,558,139.97, 2,134,641.81 and 1,499,872.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558,139.97 : 2,134,641.81 = 1,499,872.89 : x
2. Step 2: Convert to fraction form
   1,558,139.97/2,134,641.81 = 1,499,872.89/x
3. Step 3: Cross multiply
   1,558,139.97x = 2,134,641.81 × 1,499,872.89
4. Step 4: Simplify right side
   1,558,139.97x = 3,201,691,380,679.53
5. Step 5: Solve for x
   x = 3,201,691,380,679.53/1,558,139.97
6. Step 6: Final answer
   x = 2,054,816.28