Finding the Fourth Proportional to 108,870.10, 163,263.16 and 42,301.46

Step by Step Solution

1. Step 1: Write the proportion equation
   108,870.10 : 163,263.16 = 42,301.46 : x
2. Step 2: Convert to fraction form
   108,870.10/163,263.16 = 42,301.46/x
3. Step 3: Cross multiply
   108,870.10x = 163,263.16 × 42,301.46
4. Step 4: Simplify right side
   108,870.10x = 6,906,269,820.71
5. Step 5: Solve for x
   x = 6,906,269,820.71/108,870.10
6. Step 6: Final answer
   x = 63,435.88