Finding the Fourth Proportional to 1,105,930.94, 1,526,087.35 and 615,863.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,930.94 : 1,526,087.35 = 615,863.42 : x
2. Step 2: Convert to fraction form
   1,105,930.94/1,526,087.35 = 615,863.42/x
3. Step 3: Cross multiply
   1,105,930.94x = 1,526,087.35 × 615,863.42
4. Step 4: Simplify right side
   1,105,930.94x = 939,861,371,510.42
5. Step 5: Solve for x
   x = 939,861,371,510.42/1,105,930.94
6. Step 6: Final answer
   x = 849,837.31