Finding the Fourth Proportional to 148,259.32, 222,390.86 and 48,418.72

Step by Step Solution

1. Step 1: Write the proportion equation
   148,259.32 : 222,390.86 = 48,418.72 : x
2. Step 2: Convert to fraction form
   148,259.32/222,390.86 = 48,418.72/x
3. Step 3: Cross multiply
   148,259.32x = 222,390.86 × 48,418.72
4. Step 4: Simplify right side
   148,259.32x = 10,767,880,780.90
5. Step 5: Solve for x
   x = 10,767,880,780.90/148,259.32
6. Step 6: Final answer
   x = 72,628.69