Finding the Fourth Proportional to 151,506.67, 209,080.65 and 83,526.30

Step by Step Solution

1. Step 1: Write the proportion equation
   151,506.67 : 209,080.65 = 83,526.30 : x
2. Step 2: Convert to fraction form
   151,506.67/209,080.65 = 83,526.30/x
3. Step 3: Cross multiply
   151,506.67x = 209,080.65 × 83,526.30
4. Step 4: Simplify right side
   151,506.67x = 17,463,733,096.10
5. Step 5: Solve for x
   x = 17,463,733,096.10/151,506.67
6. Step 6: Final answer
   x = 115,267.09