Finding the Fourth Proportional to 113,118.89, 156,066.08 and 64,053.83

Step by Step Solution

1. Step 1: Write the proportion equation
   113,118.89 : 156,066.08 = 64,053.83 : x
2. Step 2: Convert to fraction form
   113,118.89/156,066.08 = 64,053.83/x
3. Step 3: Cross multiply
   113,118.89x = 156,066.08 × 64,053.83
4. Step 4: Simplify right side
   113,118.89x = 9,996,630,986.90
5. Step 5: Solve for x
   x = 9,996,630,986.90/113,118.89
6. Step 6: Final answer
   x = 88,372.78