Finding the Fourth Proportional to 1,072,598.72, 1,480,120.80 and 589,069.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,598.72 : 1,480,120.80 = 589,069.76 : x
2. Step 2: Convert to fraction form
   1,072,598.72/1,480,120.80 = 589,069.76/x
3. Step 3: Cross multiply
   1,072,598.72x = 1,480,120.80 × 589,069.76
4. Step 4: Simplify right side
   1,072,598.72x = 871,894,404,427.01
5. Step 5: Solve for x
   x = 871,894,404,427.01/1,072,598.72
6. Step 6: Final answer
   x = 812,880.33