Finding the Fourth Proportional to 1,285,042.32, 1,773,368.82 and 712,092.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,285,042.32 : 1,773,368.82 = 712,092.06 : x
2. Step 2: Convert to fraction form
   1,285,042.32/1,773,368.82 = 712,092.06/x
3. Step 3: Cross multiply
   1,285,042.32x = 1,773,368.82 × 712,092.06
4. Step 4: Simplify right side
   1,285,042.32x = 1,262,801,856,173.57
5. Step 5: Solve for x
   x = 1,262,801,856,173.57/1,285,042.32
6. Step 6: Final answer
   x = 982,692.82