Finding the Fourth Proportional to 113,326.35, 156,401.82 and 64,934.68

Step by Step Solution

1. Step 1: Write the proportion equation
   113,326.35 : 156,401.82 = 64,934.68 : x
2. Step 2: Convert to fraction form
   113,326.35/156,401.82 = 64,934.68/x
3. Step 3: Cross multiply
   113,326.35x = 156,401.82 × 64,934.68
4. Step 4: Simplify right side
   113,326.35x = 10,155,902,133.12
5. Step 5: Solve for x
   x = 10,155,902,133.12/113,326.35
6. Step 6: Final answer
   x = 89,616.42