Finding the Fourth Proportional to 2,662,116.48, 3,992,386.32 and 768,874.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662,116.48 : 3,992,386.32 = 768,874.32 : x
2. Step 2: Convert to fraction form
   2,662,116.48/3,992,386.32 = 768,874.32/x
3. Step 3: Cross multiply
   2,662,116.48x = 3,992,386.32 × 768,874.32
4. Step 4: Simplify right side
   2,662,116.48x = 3,069,643,316,967.30
5. Step 5: Solve for x
   x = 3,069,643,316,967.30/2,662,116.48
6. Step 6: Final answer
   x = 1,153,083.77