Finding the Fourth Proportional to 1,096,817.97, 1,513,685.94 and 613,428.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096,817.97 : 1,513,685.94 = 613,428.10 : x
2. Step 2: Convert to fraction form
   1,096,817.97/1,513,685.94 = 613,428.10/x
3. Step 3: Cross multiply
   1,096,817.97x = 1,513,685.94 × 613,428.10
4. Step 4: Simplify right side
   1,096,817.97x = 928,537,487,103.77
5. Step 5: Solve for x
   x = 928,537,487,103.77/1,096,817.97
6. Step 6: Final answer
   x = 846,573.92