Finding the Fourth Proportional to 58,707.86, 88,096.35 and 21,797.78

Step by Step Solution

1. Step 1: Write the proportion equation
   58,707.86 : 88,096.35 = 21,797.78 : x
2. Step 2: Convert to fraction form
   58,707.86/88,096.35 = 21,797.78/x
3. Step 3: Cross multiply
   58,707.86x = 88,096.35 × 21,797.78
4. Step 4: Simplify right side
   58,707.86x = 1,920,304,856.10
5. Step 5: Solve for x
   x = 1,920,304,856.10/58,707.86
6. Step 6: Final answer
   x = 32,709.50