Finding the Fourth Proportional to 1,013,812.42, 1,399,096.72 and 554,927.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,013,812.42 : 1,399,096.72 = 554,927.37 : x
2. Step 2: Convert to fraction form
   1,013,812.42/1,399,096.72 = 554,927.37/x
3. Step 3: Cross multiply
   1,013,812.42x = 1,399,096.72 × 554,927.37
4. Step 4: Simplify right side
   1,013,812.42x = 776,397,063,205.23
5. Step 5: Solve for x
   x = 776,397,063,205.23/1,013,812.42
6. Step 6: Final answer
   x = 765,819.25