Finding the Fourth Proportional to 1,663,196.88, 2,495,103.02 and 526,245.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,196.88 : 2,495,103.02 = 526,245.29 : x
2. Step 2: Convert to fraction form
   1,663,196.88/2,495,103.02 = 526,245.29/x
3. Step 3: Cross multiply
   1,663,196.88x = 2,495,103.02 × 526,245.29
4. Step 4: Simplify right side
   1,663,196.88x = 1,313,036,212,339.78
5. Step 5: Solve for x
   x = 1,313,036,212,339.78/1,663,196.88
6. Step 6: Final answer
   x = 789,465.29