Finding the Fourth Proportional to 1,892,109.16, 2,835,699.42 and 768,865

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892,109.16 : 2,835,699.42 = 768,865 : x
2. Step 2: Convert to fraction form
   1,892,109.16/2,835,699.42 = 768,865/x
3. Step 3: Cross multiply
   1,892,109.16x = 2,835,699.42 × 768,865
4. Step 4: Simplify right side
   1,892,109.16x = 2,180,270,034,558.30
5. Step 5: Solve for x
   x = 2,180,270,034,558.30/1,892,109.16
6. Step 6: Final answer
   x = 1,152,296.12