Finding the Fourth Proportional to 7,111,590.80, 10,659,091.80 and 2,849,651.60

Step by Step Solution

1. Step 1: Write the proportion equation
   7,111,590.80 : 10,659,091.80 = 2,849,651.60 : x
2. Step 2: Convert to fraction form
   7,111,590.80/10,659,091.80 = 2,849,651.60/x
3. Step 3: Cross multiply
   7,111,590.80x = 10,659,091.80 × 2,849,651.60
4. Step 4: Simplify right side
   7,111,590.80x = 30,374,698,002,416.88
5. Step 5: Solve for x
   x = 30,374,698,002,416.88/7,111,590.80
6. Step 6: Final answer
   x = 4,271,153.79