Finding the Fourth Proportional to 2,508,931.20, 3,462,621.90 and 1,490,340

Step by Step Solution

1. Step 1: Write the proportion equation
   2,508,931.20 : 3,462,621.90 = 1,490,340 : x
2. Step 2: Convert to fraction form
   2,508,931.20/3,462,621.90 = 1,490,340/x
3. Step 3: Cross multiply
   2,508,931.20x = 3,462,621.90 × 1,490,340
4. Step 4: Simplify right side
   2,508,931.20x = 5,160,483,922,446
5. Step 5: Solve for x
   x = 5,160,483,922,446/2,508,931.20
6. Step 6: Final answer
   x = 2,056,845.53