Finding the Fourth Proportional to 2,978,009.11, 4,466,275.53 and 848,111.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978,009.11 : 4,466,275.53 = 848,111.68 : x
2. Step 2: Convert to fraction form
   2,978,009.11/4,466,275.53 = 848,111.68/x
3. Step 3: Cross multiply
   2,978,009.11x = 4,466,275.53 × 848,111.68
4. Step 4: Simplify right side
   2,978,009.11x = 3,787,900,443,091.19
5. Step 5: Solve for x
   x = 3,787,900,443,091.19/2,978,009.11
6. Step 6: Final answer
   x = 1,271,957.31