Finding the Fourth Proportional to 1,533,540.57, 2,116,328.52 and 880,222.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,533,540.57 : 2,116,328.52 = 880,222.62 : x
2. Step 2: Convert to fraction form
   1,533,540.57/2,116,328.52 = 880,222.62/x
3. Step 3: Cross multiply
   1,533,540.57x = 2,116,328.52 × 880,222.62
4. Step 4: Simplify right side
   1,533,540.57x = 1,862,840,230,019.73
5. Step 5: Solve for x
   x = 1,862,840,230,019.73/1,533,540.57
6. Step 6: Final answer
   x = 1,214,731.63