Finding the Fourth Proportional to 148,760.48, 223,147.89 and 48,918.46

Step by Step Solution

1. Step 1: Write the proportion equation
   148,760.48 : 223,147.89 = 48,918.46 : x
2. Step 2: Convert to fraction form
   148,760.48/223,147.89 = 48,918.46/x
3. Step 3: Cross multiply
   148,760.48x = 223,147.89 × 48,918.46
4. Step 4: Simplify right side
   148,760.48x = 10,916,051,131.05
5. Step 5: Solve for x
   x = 10,916,051,131.05/148,760.48
6. Step 6: Final answer
   x = 73,380.05