Finding the Fourth Proportional to 61,305.76, 91,938.56 and 19,743.04

Step by Step Solution

1. Step 1: Write the proportion equation
   61,305.76 : 91,938.56 = 19,743.04 : x
2. Step 2: Convert to fraction form
   61,305.76/91,938.56 = 19,743.04/x
3. Step 3: Cross multiply
   61,305.76x = 91,938.56 × 19,743.04
4. Step 4: Simplify right side
   61,305.76x = 1,815,146,667.62
5. Step 5: Solve for x
   x = 1,815,146,667.62/61,305.76
6. Step 6: Final answer
   x = 29,608.09