Finding the Fourth Proportional to 163,411.48, 245,131.34 and 45,082.82

Step by Step Solution

1. Step 1: Write the proportion equation
   163,411.48 : 245,131.34 = 45,082.82 : x
2. Step 2: Convert to fraction form
   163,411.48/245,131.34 = 45,082.82/x
3. Step 3: Cross multiply
   163,411.48x = 245,131.34 × 45,082.82
4. Step 4: Simplify right side
   163,411.48x = 11,051,210,626.51
5. Step 5: Solve for x
   x = 11,051,210,626.51/163,411.48
6. Step 6: Final answer
   x = 67,628.12