Finding the Fourth Proportional to 1,428,863.42, 1,971,759.54 and 848,111.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,863.42 : 1,971,759.54 = 848,111.92 : x
2. Step 2: Convert to fraction form
   1,428,863.42/1,971,759.54 = 848,111.92/x
3. Step 3: Cross multiply
   1,428,863.42x = 1,971,759.54 × 848,111.92
4. Step 4: Simplify right side
   1,428,863.42x = 1,672,272,767,498.74
5. Step 5: Solve for x
   x = 1,672,272,767,498.74/1,428,863.42
6. Step 6: Final answer
   x = 1,170,351.72