Finding the Fourth Proportional to 78,902.28, 108,893.67 and 48,686.82

Step by Step Solution

1. Step 1: Write the proportion equation
   78,902.28 : 108,893.67 = 48,686.82 : x
2. Step 2: Convert to fraction form
   78,902.28/108,893.67 = 48,686.82/x
3. Step 3: Cross multiply
   78,902.28x = 108,893.67 × 48,686.82
4. Step 4: Simplify right side
   78,902.28x = 5,301,686,510.43
5. Step 5: Solve for x
   x = 5,301,686,510.43/78,902.28
6. Step 6: Final answer
   x = 67,193.07