Finding the Fourth Proportional to 88,667.16, 122,363.10 and 52,860.12

Step by Step Solution

1. Step 1: Write the proportion equation
   88,667.16 : 122,363.10 = 52,860.12 : x
2. Step 2: Convert to fraction form
   88,667.16/122,363.10 = 52,860.12/x
3. Step 3: Cross multiply
   88,667.16x = 122,363.10 × 52,860.12
4. Step 4: Simplify right side
   88,667.16x = 6,468,128,149.57
5. Step 5: Solve for x
   x = 6,468,128,149.57/88,667.16
6. Step 6: Final answer
   x = 72,948.41