Finding the Fourth Proportional to 2,740,667.71, 4,110,978.81 and 2,142,131.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,740,667.71 : 4,110,978.81 = 2,142,131.98 : x
2. Step 2: Convert to fraction form
   2,740,667.71/4,110,978.81 = 2,142,131.98/x
3. Step 3: Cross multiply
   2,740,667.71x = 4,110,978.81 × 2,142,131.98
4. Step 4: Simplify right side
   2,740,667.71x = 8,806,259,178,003.34
5. Step 5: Solve for x
   x = 8,806,259,178,003.34/2,740,667.71
6. Step 6: Final answer
   x = 3,213,180.18