Finding the Fourth Proportional to 109,370.03, 164,068.73 and 42,801.56

Step by Step Solution

1. Step 1: Write the proportion equation
   109,370.03 : 164,068.73 = 42,801.56 : x
2. Step 2: Convert to fraction form
   109,370.03/164,068.73 = 42,801.56/x
3. Step 3: Cross multiply
   109,370.03x = 164,068.73 × 42,801.56
4. Step 4: Simplify right side
   109,370.03x = 7,022,397,377.21
5. Step 5: Solve for x
   x = 7,022,397,377.21/109,370.03
6. Step 6: Final answer
   x = 64,207.69