Finding the Fourth Proportional to 1,079,719.12, 1,490,012.52 and 602,791.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,079,719.12 : 1,490,012.52 = 602,791.12 : x
2. Step 2: Convert to fraction form
   1,079,719.12/1,490,012.52 = 602,791.12/x
3. Step 3: Cross multiply
   1,079,719.12x = 1,490,012.52 × 602,791.12
4. Step 4: Simplify right side
   1,079,719.12x = 898,166,315,744.82
5. Step 5: Solve for x
   x = 898,166,315,744.82/1,079,719.12
6. Step 6: Final answer
   x = 831,851.82