Finding the Fourth Proportional to 63,142.84, 87,137.64 and 34,462.72

Step by Step Solution

1. Step 1: Write the proportion equation
   63,142.84 : 87,137.64 = 34,462.72 : x
2. Step 2: Convert to fraction form
   63,142.84/87,137.64 = 34,462.72/x
3. Step 3: Cross multiply
   63,142.84x = 87,137.64 × 34,462.72
4. Step 4: Simplify right side
   63,142.84x = 3,003,000,088.78
5. Step 5: Solve for x
   x = 3,003,000,088.78/63,142.84
6. Step 6: Final answer
   x = 47,558.84