Finding the Fourth Proportional to 116,870.16, 161,268.93 and 69,114.18

Step by Step Solution

1. Step 1: Write the proportion equation
   116,870.16 : 161,268.93 = 69,114.18 : x
2. Step 2: Convert to fraction form
   116,870.16/161,268.93 = 69,114.18/x
3. Step 3: Cross multiply
   116,870.16x = 161,268.93 × 69,114.18
4. Step 4: Simplify right side
   116,870.16x = 11,145,969,856.43
5. Step 5: Solve for x
   x = 11,145,969,856.43/116,870.16
6. Step 6: Final answer
   x = 95,370.54