Finding the Fourth Proportional to 2,309,273.82, 3,186,742.77 and 1,290,773.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309,273.82 : 3,186,742.77 = 1,290,773.34 : x
2. Step 2: Convert to fraction form
   2,309,273.82/3,186,742.77 = 1,290,773.34/x
3. Step 3: Cross multiply
   2,309,273.82x = 3,186,742.77 × 1,290,773.34
4. Step 4: Simplify right side
   2,309,273.82x = 4,113,362,608,953.75
5. Step 5: Solve for x
   x = 4,113,362,608,953.75/2,309,273.82
6. Step 6: Final answer
   x = 1,781,236.41