Finding the Fourth Proportional to 2,175,507.25, 3,262,140.37 and 976,401.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,507.25 : 3,262,140.37 = 976,401.61 : x
2. Step 2: Convert to fraction form
   2,175,507.25/3,262,140.37 = 976,401.61/x
3. Step 3: Cross multiply
   2,175,507.25x = 3,262,140.37 × 976,401.61
4. Step 4: Simplify right side
   2,175,507.25x = 3,185,159,102,379.15
5. Step 5: Solve for x
   x = 3,185,159,102,379.15/2,175,507.25
6. Step 6: Final answer
   x = 1,464,099.51