Finding the Fourth Proportional to 88,889.63, 122,667.80 and 48,603.57

Step by Step Solution

1. Step 1: Write the proportion equation
   88,889.63 : 122,667.80 = 48,603.57 : x
2. Step 2: Convert to fraction form
   88,889.63/122,667.80 = 48,603.57/x
3. Step 3: Cross multiply
   88,889.63x = 122,667.80 × 48,603.57
4. Step 4: Simplify right side
   88,889.63x = 5,962,093,004.05
5. Step 5: Solve for x
   x = 5,962,093,004.05/88,889.63
6. Step 6: Final answer
   x = 67,072.99