Finding the Fourth Proportional to 65,273.58, 98,320.62 and 59,388.28

Step by Step Solution

1. Step 1: Write the proportion equation
   65,273.58 : 98,320.62 = 59,388.28 : x
2. Step 2: Convert to fraction form
   65,273.58/98,320.62 = 59,388.28/x
3. Step 3: Cross multiply
   65,273.58x = 98,320.62 × 59,388.28
4. Step 4: Simplify right side
   65,273.58x = 5,839,092,510.33
5. Step 5: Solve for x
   x = 5,839,092,510.33/65,273.58
6. Step 6: Final answer
   x = 89,455.68