Finding the Fourth Proportional to 2,109,250.45, 2,910,764.64 and 1,142,380.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,250.45 : 2,910,764.64 = 1,142,380.72 : x
2. Step 2: Convert to fraction form
   2,109,250.45/2,910,764.64 = 1,142,380.72/x
3. Step 3: Cross multiply
   2,109,250.45x = 2,910,764.64 × 1,142,380.72
4. Step 4: Simplify right side
   2,109,250.45x = 3,325,201,405,193.74
5. Step 5: Solve for x
   x = 3,325,201,405,193.74/2,109,250.45
6. Step 6: Final answer
   x = 1,576,484.86