Finding the Fourth Proportional to 148,521.34, 222,667.20 and 48,619.18

Step by Step Solution

1. Step 1: Write the proportion equation
   148,521.34 : 222,667.20 = 48,619.18 : x
2. Step 2: Convert to fraction form
   148,521.34/222,667.20 = 48,619.18/x
3. Step 3: Cross multiply
   148,521.34x = 222,667.20 × 48,619.18
4. Step 4: Simplify right side
   148,521.34x = 10,825,896,676.90
5. Step 5: Solve for x
   x = 10,825,896,676.90/148,521.34
6. Step 6: Final answer
   x = 72,891.19