Finding the Fourth Proportional to 151,445.76, 208,996.57 and 83,465.18

Step by Step Solution

1. Step 1: Write the proportion equation
   151,445.76 : 208,996.57 = 83,465.18 : x
2. Step 2: Convert to fraction form
   151,445.76/208,996.57 = 83,465.18/x
3. Step 3: Cross multiply
   151,445.76x = 208,996.57 × 83,465.18
4. Step 4: Simplify right side
   151,445.76x = 17,443,936,334.43
5. Step 5: Solve for x
   x = 17,443,936,334.43/151,445.76
6. Step 6: Final answer
   x = 115,182.73