Finding the Fourth Proportional to 2,092,361.72, 3,139,739.94 and 812,803.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092,361.72 : 3,139,739.94 = 812,803.37 : x
2. Step 2: Convert to fraction form
   2,092,361.72/3,139,739.94 = 812,803.37/x
3. Step 3: Cross multiply
   2,092,361.72x = 3,139,739.94 × 812,803.37
4. Step 4: Simplify right side
   2,092,361.72x = 2,551,991,191,504.91
5. Step 5: Solve for x
   x = 2,551,991,191,504.91/2,092,361.72
6. Step 6: Final answer
   x = 1,219,670.18