Finding the Fourth Proportional to 63,946.89, 88,181.35 and 42,429.10

Step by Step Solution

1. Step 1: Write the proportion equation
   63,946.89 : 88,181.35 = 42,429.10 : x
2. Step 2: Convert to fraction form
   63,946.89/88,181.35 = 42,429.10/x
3. Step 3: Cross multiply
   63,946.89x = 88,181.35 × 42,429.10
4. Step 4: Simplify right side
   63,946.89x = 3,741,455,317.29
5. Step 5: Solve for x
   x = 3,741,455,317.29/63,946.89
6. Step 6: Final answer
   x = 58,508.79