Finding the Fourth Proportional to 113,766.10, 156,995.94 and 62,779.22

Step by Step Solution

1. Step 1: Write the proportion equation
   113,766.10 : 156,995.94 = 62,779.22 : x
2. Step 2: Convert to fraction form
   113,766.10/156,995.94 = 62,779.22/x
3. Step 3: Cross multiply
   113,766.10x = 156,995.94 × 62,779.22
4. Step 4: Simplify right side
   113,766.10x = 9,856,082,656.37
5. Step 5: Solve for x
   x = 9,856,082,656.37/113,766.10
6. Step 6: Final answer
   x = 86,634.62