Finding the Fourth Proportional to 2,111,198, 2,913,637.56 and 1,157,526.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,198 : 2,913,637.56 = 1,157,526.32 : x
2. Step 2: Convert to fraction form
   2,111,198/2,913,637.56 = 1,157,526.32/x
3. Step 3: Cross multiply
   2,111,198x = 2,913,637.56 × 1,157,526.32
4. Step 4: Simplify right side
   2,111,198x = 3,372,612,162,640.58
5. Step 5: Solve for x
   x = 3,372,612,162,640.58/2,111,198
6. Step 6: Final answer
   x = 1,597,487.38