Finding the Fourth Proportional to 151,593.84, 209,200.32 and 83,613.20

Step by Step Solution

1. Step 1: Write the proportion equation
   151,593.84 : 209,200.32 = 83,613.20 : x
2. Step 2: Convert to fraction form
   151,593.84/209,200.32 = 83,613.20/x
3. Step 3: Cross multiply
   151,593.84x = 209,200.32 × 83,613.20
4. Step 4: Simplify right side
   151,593.84x = 17,491,908,196.22
5. Step 5: Solve for x
   x = 17,491,908,196.22/151,593.84
6. Step 6: Final answer
   x = 115,386.67