Finding the Fourth Proportional to 1,054,784.79, 1,455,498.72 and 589,551.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,054,784.79 : 1,455,498.72 = 589,551.57 : x
2. Step 2: Convert to fraction form
   1,054,784.79/1,455,498.72 = 589,551.57/x
3. Step 3: Cross multiply
   1,054,784.79x = 1,455,498.72 × 589,551.57
4. Step 4: Simplify right side
   1,054,784.79x = 858,091,555,508.99
5. Step 5: Solve for x
   x = 858,091,555,508.99/1,054,784.79
6. Step 6: Final answer
   x = 813,522.88