Finding the Fourth Proportional to 113,453.84, 156,404.04 and 83,185.76

Step by Step Solution

1. Step 1: Write the proportion equation
   113,453.84 : 156,404.04 = 83,185.76 : x
2. Step 2: Convert to fraction form
   113,453.84/156,404.04 = 83,185.76/x
3. Step 3: Cross multiply
   113,453.84x = 156,404.04 × 83,185.76
4. Step 4: Simplify right side
   113,453.84x = 13,010,588,934.47
5. Step 5: Solve for x
   x = 13,010,588,934.47/113,453.84
6. Step 6: Final answer
   x = 114,677.38