Finding the Fourth Proportional to 2,175,575.30, 3,002,117.86 and 1,257,863.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,575.30 : 3,002,117.86 = 1,257,863.32 : x
2. Step 2: Convert to fraction form
   2,175,575.30/3,002,117.86 = 1,257,863.32/x
3. Step 3: Cross multiply
   2,175,575.30x = 3,002,117.86 × 1,257,863.32
4. Step 4: Simplify right side
   2,175,575.30x = 3,776,253,938,410.90
5. Step 5: Solve for x
   x = 3,776,253,938,410.90/2,175,575.30
6. Step 6: Final answer
   x = 1,735,749.59