Finding the Fourth Proportional to 1,554,320, 2,329,923.52 and 606,386.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554,320 : 2,329,923.52 = 606,386.56 : x
2. Step 2: Convert to fraction form
   1,554,320/2,329,923.52 = 606,386.56/x
3. Step 3: Cross multiply
   1,554,320x = 2,329,923.52 × 606,386.56
4. Step 4: Simplify right side
   1,554,320x = 1,412,834,308,355.89
5. Step 5: Solve for x
   x = 1,412,834,308,355.89/1,554,320
6. Step 6: Final answer
   x = 908,972.61