Finding the Fourth Proportional to 89,071.68, 122,920.32 and 48,784.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,071.68 : 122,920.32 = 48,784.72 : x
2. Step 2: Convert to fraction form
   89,071.68/122,920.32 = 48,784.72/x
3. Step 3: Cross multiply
   89,071.68x = 122,920.32 × 48,784.72
4. Step 4: Simplify right side
   89,071.68x = 5,996,633,393.51
5. Step 5: Solve for x
   x = 5,996,633,393.51/89,071.68
6. Step 6: Final answer
   x = 67,323.68