Finding the Fourth Proportional to 1,142,960.96, 1,577,304.27 and 626,761.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142,960.96 : 1,577,304.27 = 626,761.82 : x
2. Step 2: Convert to fraction form
   1,142,960.96/1,577,304.27 = 626,761.82/x
3. Step 3: Cross multiply
   1,142,960.96x = 1,577,304.27 × 626,761.82
4. Step 4: Simplify right side
   1,142,960.96x = 988,594,098,902.23
5. Step 5: Solve for x
   x = 988,594,098,902.23/1,142,960.96
6. Step 6: Final answer
   x = 864,941.26