Finding the Fourth Proportional to 1,409,275.81, 2,113,907.94 and 510,507.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,409,275.81 : 2,113,907.94 = 510,507.10 : x
2. Step 2: Convert to fraction form
   1,409,275.81/2,113,907.94 = 510,507.10/x
3. Step 3: Cross multiply
   1,409,275.81x = 2,113,907.94 × 510,507.10
4. Step 4: Simplify right side
   1,409,275.81x = 1,079,165,012,116.37
5. Step 5: Solve for x
   x = 1,079,165,012,116.37/1,409,275.81
6. Step 6: Final answer
   x = 765,758.56