Finding the Fourth Proportional to 1,187,092.82, 1,638,271.24 and 670,894.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,187,092.82 : 1,638,271.24 = 670,894.42 : x
2. Step 2: Convert to fraction form
   1,187,092.82/1,638,271.24 = 670,894.42/x
3. Step 3: Cross multiply
   1,187,092.82x = 1,638,271.24 × 670,894.42
4. Step 4: Simplify right side
   1,187,092.82x = 1,099,107,030,008.01
5. Step 5: Solve for x
   x = 1,099,107,030,008.01/1,187,092.82
6. Step 6: Final answer
   x = 925,881.29