Finding the Fourth Proportional to 62,880.05, 86,775.59 and 34,200.34

Step by Step Solution

1. Step 1: Write the proportion equation
   62,880.05 : 86,775.59 = 34,200.34 : x
2. Step 2: Convert to fraction form
   62,880.05/86,775.59 = 34,200.34/x
3. Step 3: Cross multiply
   62,880.05x = 86,775.59 × 34,200.34
4. Step 4: Simplify right side
   62,880.05x = 2,967,754,846.00
5. Step 5: Solve for x
   x = 2,967,754,846.00/62,880.05
6. Step 6: Final answer
   x = 47,197.08