Finding the Fourth Proportional to 2,117,848.82, 2,922,886.42 and 1,212,411.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,117,848.82 : 2,922,886.42 = 1,212,411.38 : x
2. Step 2: Convert to fraction form
   2,117,848.82/2,922,886.42 = 1,212,411.38/x
3. Step 3: Cross multiply
   2,117,848.82x = 2,922,886.42 × 1,212,411.38
4. Step 4: Simplify right side
   2,117,848.82x = 3,543,740,740,410.00
5. Step 5: Solve for x
   x = 3,543,740,740,410.00/2,117,848.82
6. Step 6: Final answer
   x = 1,673,273.71