Finding the Fourth Proportional to 109,802.40, 164,641.68 and 34,908.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,802.40 : 164,641.68 = 34,908.72 : x
2. Step 2: Convert to fraction form
   109,802.40/164,641.68 = 34,908.72/x
3. Step 3: Cross multiply
   109,802.40x = 164,641.68 × 34,908.72
4. Step 4: Simplify right side
   109,802.40x = 5,747,430,307.45
5. Step 5: Solve for x
   x = 5,747,430,307.45/109,802.40
6. Step 6: Final answer
   x = 52,343.39