Finding the Fourth Proportional to 163,706.42, 245,558.72 and 42,126.86

Step by Step Solution

1. Step 1: Write the proportion equation
   163,706.42 : 245,558.72 = 42,126.86 : x
2. Step 2: Convert to fraction form
   163,706.42/245,558.72 = 42,126.86/x
3. Step 3: Cross multiply
   163,706.42x = 245,558.72 × 42,126.86
4. Step 4: Simplify right side
   163,706.42x = 10,344,617,819.22
5. Step 5: Solve for x
   x = 10,344,617,819.22/163,706.42
6. Step 6: Final answer
   x = 63,190.06