Finding the Fourth Proportional to 148,900.96, 223,373.58 and 49,042.72

Step by Step Solution

1. Step 1: Write the proportion equation
   148,900.96 : 223,373.58 = 49,042.72 : x
2. Step 2: Convert to fraction form
   148,900.96/223,373.58 = 49,042.72/x
3. Step 3: Cross multiply
   148,900.96x = 223,373.58 × 49,042.72
4. Step 4: Simplify right side
   148,900.96x = 10,954,847,939.34
5. Step 5: Solve for x
   x = 10,954,847,939.34/148,900.96
6. Step 6: Final answer
   x = 73,571.37