Finding the Fourth Proportional to 109,734.55, 164,560.51 and 43,138.27

Step by Step Solution

1. Step 1: Write the proportion equation
   109,734.55 : 164,560.51 = 43,138.27 : x
2. Step 2: Convert to fraction form
   109,734.55/164,560.51 = 43,138.27/x
3. Step 3: Cross multiply
   109,734.55x = 164,560.51 × 43,138.27
4. Step 4: Simplify right side
   109,734.55x = 7,098,855,971.34
5. Step 5: Solve for x
   x = 7,098,855,971.34/109,734.55
6. Step 6: Final answer
   x = 64,691.17