Finding the Fourth Proportional to 238,314.31, 357,471.16 and 60,821.33

Step by Step Solution

1. Step 1: Write the proportion equation
   238,314.31 : 357,471.16 = 60,821.33 : x
2. Step 2: Convert to fraction form
   238,314.31/357,471.16 = 60,821.33/x
3. Step 3: Cross multiply
   238,314.31x = 357,471.16 × 60,821.33
4. Step 4: Simplify right side
   238,314.31x = 21,741,871,387.84
5. Step 5: Solve for x
   x = 21,741,871,387.84/238,314.31
6. Step 6: Final answer
   x = 91,231.92