Finding the Fourth Proportional to 1,185,586, 1,636,108.76 and 649,042

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,586 : 1,636,108.76 = 649,042 : x
2. Step 2: Convert to fraction form
   1,185,586/1,636,108.76 = 649,042/x
3. Step 3: Cross multiply
   1,185,586x = 1,636,108.76 × 649,042
4. Step 4: Simplify right side
   1,185,586x = 1,061,903,301,807.92
5. Step 5: Solve for x
   x = 1,061,903,301,807.92/1,185,586
6. Step 6: Final answer
   x = 895,678.00