Finding the Fourth Proportional to 2,271,657.30, 3,404,591.55 and 1,207,209.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,271,657.30 : 3,404,591.55 = 1,207,209.30 : x
2. Step 2: Convert to fraction form
   2,271,657.30/3,404,591.55 = 1,207,209.30/x
3. Step 3: Cross multiply
   2,271,657.30x = 3,404,591.55 × 1,207,209.30
4. Step 4: Simplify right side
   2,271,657.30x = 4,110,054,581,861.42
5. Step 5: Solve for x
   x = 4,110,054,581,861.42/2,271,657.30
6. Step 6: Final answer
   x = 1,809,275.80