Finding the Fourth Proportional to 1,141,109.67, 1,574,780.55 and 631,812.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,109.67 : 1,574,780.55 = 631,812.09 : x
2. Step 2: Convert to fraction form
   1,141,109.67/1,574,780.55 = 631,812.09/x
3. Step 3: Cross multiply
   1,141,109.67x = 1,574,780.55 × 631,812.09
4. Step 4: Simplify right side
   1,141,109.67x = 994,965,390,586.85
5. Step 5: Solve for x
   x = 994,965,390,586.85/1,141,109.67
6. Step 6: Final answer
   x = 871,927.93