Finding the Fourth Proportional to 1,892,560.59, 2,838,139.59 and 677,948.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892,560.59 : 2,838,139.59 = 677,948.04 : x
2. Step 2: Convert to fraction form
   1,892,560.59/2,838,139.59 = 677,948.04/x
3. Step 3: Cross multiply
   1,892,560.59x = 2,838,139.59 × 677,948.04
4. Step 4: Simplify right side
   1,892,560.59x = 1,924,111,172,286.90
5. Step 5: Solve for x
   x = 1,924,111,172,286.90/1,892,560.59
6. Step 6: Final answer
   x = 1,016,670.84