Finding the Fourth Proportional to 109,975.30, 165,006.15 and 43,404.10

Step by Step Solution

1. Step 1: Write the proportion equation
   109,975.30 : 165,006.15 = 43,404.10 : x
2. Step 2: Convert to fraction form
   109,975.30/165,006.15 = 43,404.10/x
3. Step 3: Cross multiply
   109,975.30x = 165,006.15 × 43,404.10
4. Step 4: Simplify right side
   109,975.30x = 7,161,943,435.22
5. Step 5: Solve for x
   x = 7,161,943,435.22/109,975.30
6. Step 6: Final answer
   x = 65,123.20