Finding the Fourth Proportional to 162,109.16, 223,709.78 and 94,142.84

Step by Step Solution

1. Step 1: Write the proportion equation
   162,109.16 : 223,709.78 = 94,142.84 : x
2. Step 2: Convert to fraction form
   162,109.16/223,709.78 = 94,142.84/x
3. Step 3: Cross multiply
   162,109.16x = 223,709.78 × 94,142.84
4. Step 4: Simplify right side
   162,109.16x = 21,060,672,435.71
5. Step 5: Solve for x
   x = 21,060,672,435.71/162,109.16
6. Step 6: Final answer
   x = 129,916.61