Finding the Fourth Proportional to 90,801, 125,304.78 and 49,967.62

Step by Step Solution

1. Step 1: Write the proportion equation
   90,801 : 125,304.78 = 49,967.62 : x
2. Step 2: Convert to fraction form
   90,801/125,304.78 = 49,967.62/x
3. Step 3: Cross multiply
   90,801x = 125,304.78 × 49,967.62
4. Step 4: Simplify right side
   90,801x = 6,261,181,631.22
5. Step 5: Solve for x
   x = 6,261,181,631.22/90,801
6. Step 6: Final answer
   x = 68,954.99