Finding the Fourth Proportional to 2,165,834.91, 2,988,887.55 and 1,185,757.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165,834.91 : 2,988,887.55 = 1,185,757.59 : x
2. Step 2: Convert to fraction form
   2,165,834.91/2,988,887.55 = 1,185,757.59/x
3. Step 3: Cross multiply
   2,165,834.91x = 2,988,887.55 × 1,185,757.59
4. Step 4: Simplify right side
   2,165,834.91x = 3,544,096,098,069.00
5. Step 5: Solve for x
   x = 3,544,096,098,069.00/2,165,834.91
6. Step 6: Final answer
   x = 1,636,364.84