Finding the Fourth Proportional to 83,892.82, 115,776.84 and 48,088.78

Step by Step Solution

1. Step 1: Write the proportion equation
   83,892.82 : 115,776.84 = 48,088.78 : x
2. Step 2: Convert to fraction form
   83,892.82/115,776.84 = 48,088.78/x
3. Step 3: Cross multiply
   83,892.82x = 115,776.84 × 48,088.78
4. Step 4: Simplify right side
   83,892.82x = 5,567,566,987.86
5. Step 5: Solve for x
   x = 5,567,566,987.86/83,892.82
6. Step 6: Final answer
   x = 66,365.24