Finding the Fourth Proportional to 60,896.99, 91,356.83 and 21,479.15

Step by Step Solution

1. Step 1: Write the proportion equation
   60,896.99 : 91,356.83 = 21,479.15 : x
2. Step 2: Convert to fraction form
   60,896.99/91,356.83 = 21,479.15/x
3. Step 3: Cross multiply
   60,896.99x = 91,356.83 × 21,479.15
4. Step 4: Simplify right side
   60,896.99x = 1,962,266,490.91
5. Step 5: Solve for x
   x = 1,962,266,490.91/60,896.99
6. Step 6: Final answer
   x = 32,222.72