Finding the Fourth Proportional to 116,984.17, 161,438.16 and 63,269.19

Step by Step Solution

1. Step 1: Write the proportion equation
   116,984.17 : 161,438.16 = 63,269.19 : x
2. Step 2: Convert to fraction form
   116,984.17/161,438.16 = 63,269.19/x
3. Step 3: Cross multiply
   116,984.17x = 161,438.16 × 63,269.19
4. Step 4: Simplify right side
   116,984.17x = 10,214,061,618.29
5. Step 5: Solve for x
   x = 10,214,061,618.29/116,984.17
6. Step 6: Final answer
   x = 87,311.48