Finding the Fourth Proportional to 109,810.10, 164,666.55 and 50,615.30

Step by Step Solution

1. Step 1: Write the proportion equation
   109,810.10 : 164,666.55 = 50,615.30 : x
2. Step 2: Convert to fraction form
   109,810.10/164,666.55 = 50,615.30/x
3. Step 3: Cross multiply
   109,810.10x = 164,666.55 × 50,615.30
4. Step 4: Simplify right side
   109,810.10x = 8,334,646,828.22
5. Step 5: Solve for x
   x = 8,334,646,828.22/109,810.10
6. Step 6: Final answer
   x = 75,900.55