Finding the Fourth Proportional to 1,441,020.15, 1,988,622.56 and 787,664.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441,020.15 : 1,988,622.56 = 787,664.82 : x
2. Step 2: Convert to fraction form
   1,441,020.15/1,988,622.56 = 787,664.82/x
3. Step 3: Cross multiply
   1,441,020.15x = 1,988,622.56 × 787,664.82
4. Step 4: Simplify right side
   1,441,020.15x = 1,566,368,026,832.02
5. Step 5: Solve for x
   x = 1,566,368,026,832.02/1,441,020.15
6. Step 6: Final answer
   x = 1,086,985.51