Finding the Fourth Proportional to 1,772,837.38, 2,658,867.18 and 510,390.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772,837.38 : 2,658,867.18 = 510,390.82 : x
2. Step 2: Convert to fraction form
   1,772,837.38/2,658,867.18 = 510,390.82/x
3. Step 3: Cross multiply
   1,772,837.38x = 2,658,867.18 × 510,390.82
4. Step 4: Simplify right side
   1,772,837.38x = 1,357,061,400,271.29
5. Step 5: Solve for x
   x = 1,357,061,400,271.29/1,772,837.38
6. Step 6: Final answer
   x = 765,474.27