Finding the Fourth Proportional to 113,109.81, 156,091.82 and 62,808.81

Step by Step Solution

1. Step 1: Write the proportion equation
   113,109.81 : 156,091.82 = 62,808.81 : x
2. Step 2: Convert to fraction form
   113,109.81/156,091.82 = 62,808.81/x
3. Step 3: Cross multiply
   113,109.81x = 156,091.82 × 62,808.81
4. Step 4: Simplify right side
   113,109.81x = 9,803,941,464.93
5. Step 5: Solve for x
   x = 9,803,941,464.93/113,109.81
6. Step 6: Final answer
   x = 86,676.31