Finding the Fourth Proportional to 113,003.34, 156,002.67 and 79,618.38

Step by Step Solution

1. Step 1: Write the proportion equation
   113,003.34 : 156,002.67 = 79,618.38 : x
2. Step 2: Convert to fraction form
   113,003.34/156,002.67 = 79,618.38/x
3. Step 3: Cross multiply
   113,003.34x = 156,002.67 × 79,618.38
4. Step 4: Simplify right side
   113,003.34x = 12,420,679,861.07
5. Step 5: Solve for x
   x = 12,420,679,861.07/113,003.34
6. Step 6: Final answer
   x = 109,914.27