Finding the Fourth Proportional to 60,896.89, 91,352.72 and 21,445.93

Step by Step Solution

1. Step 1: Write the proportion equation
   60,896.89 : 91,352.72 = 21,445.93 : x
2. Step 2: Convert to fraction form
   60,896.89/91,352.72 = 21,445.93/x
3. Step 3: Cross multiply
   60,896.89x = 91,352.72 × 21,445.93
4. Step 4: Simplify right side
   60,896.89x = 1,959,144,038.43
5. Step 5: Solve for x
   x = 1,959,144,038.43/60,896.89
6. Step 6: Final answer
   x = 32,171.50