Finding the Fourth Proportional to 109,040.01, 163,528.41 and 42,465.30

Step by Step Solution

1. Step 1: Write the proportion equation
   109,040.01 : 163,528.41 = 42,465.30 : x
2. Step 2: Convert to fraction form
   109,040.01/163,528.41 = 42,465.30/x
3. Step 3: Cross multiply
   109,040.01x = 163,528.41 × 42,465.30
4. Step 4: Simplify right side
   109,040.01x = 6,944,282,989.17
5. Step 5: Solve for x
   x = 6,944,282,989.17/109,040.01
6. Step 6: Final answer
   x = 63,685.64