Finding the Fourth Proportional to 988,061.48, 1,482,122.46 and 684,158.12

Step by Step Solution

1. Step 1: Write the proportion equation
   988,061.48 : 1,482,122.46 = 684,158.12 : x
2. Step 2: Convert to fraction form
   988,061.48/1,482,122.46 = 684,158.12/x
3. Step 3: Cross multiply
   988,061.48x = 1,482,122.46 × 684,158.12
4. Step 4: Simplify right side
   988,061.48x = 1,014,006,115,843.38
5. Step 5: Solve for x
   x = 1,014,006,115,843.38/988,061.48
6. Step 6: Final answer
   x = 1,026,258.12