Finding the Fourth Proportional to 2,399,885.50, 3,311,842.28 and 1,312,157.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399,885.50 : 3,311,842.28 = 1,312,157.82 : x
2. Step 2: Convert to fraction form
   2,399,885.50/3,311,842.28 = 1,312,157.82/x
3. Step 3: Cross multiply
   2,399,885.50x = 3,311,842.28 × 1,312,157.82
4. Step 4: Simplify right side
   2,399,885.50x = 4,345,659,746,308.63
5. Step 5: Solve for x
   x = 4,345,659,746,308.63/2,399,885.50
6. Step 6: Final answer
   x = 1,810,777.95