Finding the Fourth Proportional to 61,047.52, 91,578.52 and 21,596.56

Step by Step Solution

1. Step 1: Write the proportion equation
   61,047.52 : 91,578.52 = 21,596.56 : x
2. Step 2: Convert to fraction form
   61,047.52/91,578.52 = 21,596.56/x
3. Step 3: Cross multiply
   61,047.52x = 91,578.52 × 21,596.56
4. Step 4: Simplify right side
   61,047.52x = 1,977,781,001.89
5. Step 5: Solve for x
   x = 1,977,781,001.89/61,047.52
6. Step 6: Final answer
   x = 32,397.40