Finding the Fourth Proportional to 79,037.48, 109,111.38 and 61,091.96

Step by Step Solution

1. Step 1: Write the proportion equation
   79,037.48 : 109,111.38 = 61,091.96 : x
2. Step 2: Convert to fraction form
   79,037.48/109,111.38 = 61,091.96/x
3. Step 3: Cross multiply
   79,037.48x = 109,111.38 × 61,091.96
4. Step 4: Simplify right side
   79,037.48x = 6,665,828,062.50
5. Step 5: Solve for x
   x = 6,665,828,062.50/79,037.48
6. Step 6: Final answer
   x = 84,337.56