Finding the Fourth Proportional to 131,980.86, 182,066.76 and 83,501.46

Step by Step Solution

1. Step 1: Write the proportion equation
   131,980.86 : 182,066.76 = 83,501.46 : x
2. Step 2: Convert to fraction form
   131,980.86/182,066.76 = 83,501.46/x
3. Step 3: Cross multiply
   131,980.86x = 182,066.76 × 83,501.46
4. Step 4: Simplify right side
   131,980.86x = 15,202,840,277.47
5. Step 5: Solve for x
   x = 15,202,840,277.47/131,980.86
6. Step 6: Final answer
   x = 115,189.73