Finding the Fourth Proportional to 89,370.48, 134,086.86 and 56,051.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,370.48 : 134,086.86 = 56,051.10 : x
2. Step 2: Convert to fraction form
   89,370.48/134,086.86 = 56,051.10/x
3. Step 3: Cross multiply
   89,370.48x = 134,086.86 × 56,051.10
4. Step 4: Simplify right side
   89,370.48x = 7,515,715,998.55
5. Step 5: Solve for x
   x = 7,515,715,998.55/89,370.48
6. Step 6: Final answer
   x = 84,096.18