Finding the Fourth Proportional to 1,435,478.10, 2,152,180.35 and 804,585.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435,478.10 : 2,152,180.35 = 804,585.30 : x
2. Step 2: Convert to fraction form
   1,435,478.10/2,152,180.35 = 804,585.30/x
3. Step 3: Cross multiply
   1,435,478.10x = 2,152,180.35 × 804,585.30
4. Step 4: Simplify right side
   1,435,478.10x = 1,731,612,672,558.86
5. Step 5: Solve for x
   x = 1,731,612,672,558.86/1,435,478.10
6. Step 6: Final answer
   x = 1,206,296.82