Finding the Fourth Proportional to 1,868,995.82, 2,580,334.72 and 1,225,538.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,995.82 : 2,580,334.72 = 1,225,538.30 : x
2. Step 2: Convert to fraction form
   1,868,995.82/2,580,334.72 = 1,225,538.30/x
3. Step 3: Cross multiply
   1,868,995.82x = 2,580,334.72 × 1,225,538.30
4. Step 4: Simplify right side
   1,868,995.82x = 3,162,299,026,179.78
5. Step 5: Solve for x
   x = 3,162,299,026,179.78/1,868,995.82
6. Step 6: Final answer
   x = 1,691,977.58