Finding the Fourth Proportional to 1,570,379.40, 2,166,960.82 and 882,128.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,379.40 : 2,166,960.82 = 882,128.52 : x
2. Step 2: Convert to fraction form
   1,570,379.40/2,166,960.82 = 882,128.52/x
3. Step 3: Cross multiply
   1,570,379.40x = 2,166,960.82 × 882,128.52
4. Step 4: Simplify right side
   1,570,379.40x = 1,911,537,941,044.59
5. Step 5: Solve for x
   x = 1,911,537,941,044.59/1,570,379.40
6. Step 6: Final answer
   x = 1,217,245.93