Finding the Fourth Proportional to 62,788.53, 86,647.82 and 34,493.61

Step by Step Solution

1. Step 1: Write the proportion equation
   62,788.53 : 86,647.82 = 34,493.61 : x
2. Step 2: Convert to fraction form
   62,788.53/86,647.82 = 34,493.61/x
3. Step 3: Cross multiply
   62,788.53x = 86,647.82 × 34,493.61
4. Step 4: Simplify right side
   62,788.53x = 2,988,795,937.96
5. Step 5: Solve for x
   x = 2,988,795,937.96/62,788.53
6. Step 6: Final answer
   x = 47,600.99