Finding the Fourth Proportional to 109,686.18, 164,535.12 and 34,812.18

Step by Step Solution

1. Step 1: Write the proportion equation
   109,686.18 : 164,535.12 = 34,812.18 : x
2. Step 2: Convert to fraction form
   109,686.18/164,535.12 = 34,812.18/x
3. Step 3: Cross multiply
   109,686.18x = 164,535.12 × 34,812.18
4. Step 4: Simplify right side
   109,686.18x = 5,727,826,213.76
5. Step 5: Solve for x
   x = 5,727,826,213.76/109,686.18
6. Step 6: Final answer
   x = 52,220.13