Finding the Fourth Proportional to 113,002.84, 156,001.98 and 79,617.88

Step by Step Solution

1. Step 1: Write the proportion equation
   113,002.84 : 156,001.98 = 79,617.88 : x
2. Step 2: Convert to fraction form
   113,002.84/156,001.98 = 79,617.88/x
3. Step 3: Cross multiply
   113,002.84x = 156,001.98 × 79,617.88
4. Step 4: Simplify right side
   113,002.84x = 12,420,546,923.40
5. Step 5: Solve for x
   x = 12,420,546,923.40/113,002.84
6. Step 6: Final answer
   x = 109,913.58