Finding the Fourth Proportional to 49,749.30, 74,612.88 and 30,000.69

Step by Step Solution

1. Step 1: Write the proportion equation
   49,749.30 : 74,612.88 = 30,000.69 : x
2. Step 2: Convert to fraction form
   49,749.30/74,612.88 = 30,000.69/x
3. Step 3: Cross multiply
   49,749.30x = 74,612.88 × 30,000.69
4. Step 4: Simplify right side
   49,749.30x = 2,238,437,882.89
5. Step 5: Solve for x
   x = 2,238,437,882.89/49,749.30
6. Step 6: Final answer
   x = 44,994.36