Finding the Fourth Proportional to 62,443.42, 86,172.60 and 34,148.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,443.42 : 86,172.60 = 34,148.50 : x
2. Step 2: Convert to fraction form
   62,443.42/86,172.60 = 34,148.50/x
3. Step 3: Cross multiply
   62,443.42x = 86,172.60 × 34,148.50
4. Step 4: Simplify right side
   62,443.42x = 2,942,665,031.10
5. Step 5: Solve for x
   x = 2,942,665,031.10/62,443.42
6. Step 6: Final answer
   x = 47,125.30