Finding the Fourth Proportional to 151,427.81, 208,967.58 and 83,450.82

Step by Step Solution

1. Step 1: Write the proportion equation
   151,427.81 : 208,967.58 = 83,450.82 : x
2. Step 2: Convert to fraction form
   151,427.81/208,967.58 = 83,450.82/x
3. Step 3: Cross multiply
   151,427.81x = 208,967.58 × 83,450.82
4. Step 4: Simplify right side
   151,427.81x = 17,438,516,688.04
5. Step 5: Solve for x
   x = 17,438,516,688.04/151,427.81
6. Step 6: Final answer
   x = 115,160.59