Finding the Fourth Proportional to 2,109,238.81, 2,910,735.06 and 1,142,346.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,238.81 : 2,910,735.06 = 1,142,346.97 : x
2. Step 2: Convert to fraction form
   2,109,238.81/2,910,735.06 = 1,142,346.97/x
3. Step 3: Cross multiply
   2,109,238.81x = 2,910,735.06 × 1,142,346.97
4. Step 4: Simplify right side
   2,109,238.81x = 3,325,069,376,263.77
5. Step 5: Solve for x
   x = 3,325,069,376,263.77/2,109,238.81
6. Step 6: Final answer
   x = 1,576,430.97