Finding the Fourth Proportional to 2,624,806.72, 3,936,706.98 and 1,107,991

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624,806.72 : 3,936,706.98 = 1,107,991 : x
2. Step 2: Convert to fraction form
   2,624,806.72/3,936,706.98 = 1,107,991/x
3. Step 3: Cross multiply
   2,624,806.72x = 3,936,706.98 × 1,107,991
4. Step 4: Simplify right side
   2,624,806.72x = 4,361,835,903,477.18
5. Step 5: Solve for x
   x = 4,361,835,903,477.18/2,624,806.72
6. Step 6: Final answer
   x = 1,661,774.13