Finding the Fourth Proportional to 151,097.60, 208,518.23 and 83,118.35

Step by Step Solution

1. Step 1: Write the proportion equation
   151,097.60 : 208,518.23 = 83,118.35 : x
2. Step 2: Convert to fraction form
   151,097.60/208,518.23 = 83,118.35/x
3. Step 3: Cross multiply
   151,097.60x = 208,518.23 × 83,118.35
4. Step 4: Simplify right side
   151,097.60x = 17,331,691,951.61
5. Step 5: Solve for x
   x = 17,331,691,951.61/151,097.60
6. Step 6: Final answer
   x = 114,705.27