Finding the Fourth Proportional to 64,868.86, 89,518.98 and 35,060.86

Step by Step Solution

1. Step 1: Write the proportion equation
   64,868.86 : 89,518.98 = 35,060.86 : x
2. Step 2: Convert to fraction form
   64,868.86/89,518.98 = 35,060.86/x
3. Step 3: Cross multiply
   64,868.86x = 89,518.98 × 35,060.86
4. Step 4: Simplify right side
   64,868.86x = 3,138,612,201.33
5. Step 5: Solve for x
   x = 3,138,612,201.33/64,868.86
6. Step 6: Final answer
   x = 48,383.96