Finding the Fourth Proportional to 61,171.89, 91,763.31 and 23,731.07

Step by Step Solution

1. Step 1: Write the proportion equation
   61,171.89 : 91,763.31 = 23,731.07 : x
2. Step 2: Convert to fraction form
   61,171.89/91,763.31 = 23,731.07/x
3. Step 3: Cross multiply
   61,171.89x = 91,763.31 × 23,731.07
4. Step 4: Simplify right side
   61,171.89x = 2,177,641,074.23
5. Step 5: Solve for x
   x = 2,177,641,074.23/61,171.89
6. Step 6: Final answer
   x = 35,598.72