Finding the Fourth Proportional to 62,656.86, 86,500.06 and 48,390.52

Step by Step Solution

1. Step 1: Write the proportion equation
   62,656.86 : 86,500.06 = 48,390.52 : x
2. Step 2: Convert to fraction form
   62,656.86/86,500.06 = 48,390.52/x
3. Step 3: Cross multiply
   62,656.86x = 86,500.06 × 48,390.52
4. Step 4: Simplify right side
   62,656.86x = 4,185,783,290.33
5. Step 5: Solve for x
   x = 4,185,783,290.33/62,656.86
6. Step 6: Final answer
   x = 66,804.87