Finding the Fourth Proportional to 1,554,113.82, 2,144,644.56 and 865,784.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554,113.82 : 2,144,644.56 = 865,784.64 : x
2. Step 2: Convert to fraction form
   1,554,113.82/2,144,644.56 = 865,784.64/x
3. Step 3: Cross multiply
   1,554,113.82x = 2,144,644.56 × 865,784.64
4. Step 4: Simplify right side
   1,554,113.82x = 1,856,800,318,307.56
5. Step 5: Solve for x
   x = 1,856,800,318,307.56/1,554,113.82
6. Step 6: Final answer
   x = 1,194,764.69