Finding the Fourth Proportional to 86,499.51, 119,369.34 and 48,773.76

Step by Step Solution

1. Step 1: Write the proportion equation
   86,499.51 : 119,369.34 = 48,773.76 : x
2. Step 2: Convert to fraction form
   86,499.51/119,369.34 = 48,773.76/x
3. Step 3: Cross multiply
   86,499.51x = 119,369.34 × 48,773.76
4. Step 4: Simplify right side
   86,499.51x = 5,822,091,540.52
5. Step 5: Solve for x
   x = 5,822,091,540.52/86,499.51
6. Step 6: Final answer
   x = 67,307.80