Finding the Fourth Proportional to 59,368.59, 89,062.80 and 21,928.75

Step by Step Solution

1. Step 1: Write the proportion equation
   59,368.59 : 89,062.80 = 21,928.75 : x
2. Step 2: Convert to fraction form
   59,368.59/89,062.80 = 21,928.75/x
3. Step 3: Cross multiply
   59,368.59x = 89,062.80 × 21,928.75
4. Step 4: Simplify right side
   59,368.59x = 1,953,035,570.61
5. Step 5: Solve for x
   x = 1,953,035,570.61/59,368.59
6. Step 6: Final answer
   x = 32,896.78