Finding the Fourth Proportional to 890,262.39, 1,227,883.98 and 766,294.41

Step by Step Solution

1. Step 1: Write the proportion equation
   890,262.39 : 1,227,883.98 = 766,294.41 : x
2. Step 2: Convert to fraction form
   890,262.39/1,227,883.98 = 766,294.41/x
3. Step 3: Cross multiply
   890,262.39x = 1,227,883.98 × 766,294.41
4. Step 4: Simplify right side
   890,262.39x = 940,920,630,002.55
5. Step 5: Solve for x
   x = 940,920,630,002.55/890,262.39
6. Step 6: Final answer
   x = 1,056,902.59