Finding the Fourth Proportional to 122,900.17, 184,394.67 and 42,949.98

Step by Step Solution

1. Step 1: Write the proportion equation
   122,900.17 : 184,394.67 = 42,949.98 : x
2. Step 2: Convert to fraction form
   122,900.17/184,394.67 = 42,949.98/x
3. Step 3: Cross multiply
   122,900.17x = 184,394.67 × 42,949.98
4. Step 4: Simplify right side
   122,900.17x = 7,919,747,388.61
5. Step 5: Solve for x
   x = 7,919,747,388.61/122,900.17
6. Step 6: Final answer
   x = 64,440.49