Finding the Fourth Proportional to 62,697.78, 86,522.58 and 34,404.48

Step by Step Solution

1. Step 1: Write the proportion equation
   62,697.78 : 86,522.58 = 34,404.48 : x
2. Step 2: Convert to fraction form
   62,697.78/86,522.58 = 34,404.48/x
3. Step 3: Cross multiply
   62,697.78x = 86,522.58 × 34,404.48
4. Step 4: Simplify right side
   62,697.78x = 2,976,764,373.16
5. Step 5: Solve for x
   x = 2,976,764,373.16/62,697.78
6. Step 6: Final answer
   x = 47,477.99