Finding the Fourth Proportional to 108,962.03, 163,453.67 and 42,407.57

Step by Step Solution

1. Step 1: Write the proportion equation
   108,962.03 : 163,453.67 = 42,407.57 : x
2. Step 2: Convert to fraction form
   108,962.03/163,453.67 = 42,407.57/x
3. Step 3: Cross multiply
   108,962.03x = 163,453.67 × 42,407.57
4. Step 4: Simplify right side
   108,962.03x = 6,931,672,952.28
5. Step 5: Solve for x
   x = 6,931,672,952.28/108,962.03
6. Step 6: Final answer
   x = 63,615.49