Finding the Fourth Proportional to 112,958.78, 169,433.04 and 49,762.00

Step by Step Solution

1. Step 1: Write the proportion equation
   112,958.78 : 169,433.04 = 49,762.00 : x
2. Step 2: Convert to fraction form
   112,958.78/169,433.04 = 49,762.00/x
3. Step 3: Cross multiply
   112,958.78x = 169,433.04 × 49,762.00
4. Step 4: Simplify right side
   112,958.78x = 8,431,326,089.31
5. Step 5: Solve for x
   x = 8,431,326,089.31/112,958.78
6. Step 6: Final answer
   x = 74,640.73