Finding the Fourth Proportional to 91,803.27, 137,594.18 and 47,405.82

Step by Step Solution

1. Step 1: Write the proportion equation
   91,803.27 : 137,594.18 = 47,405.82 : x
2. Step 2: Convert to fraction form
   91,803.27/137,594.18 = 47,405.82/x
3. Step 3: Cross multiply
   91,803.27x = 137,594.18 × 47,405.82
4. Step 4: Simplify right side
   91,803.27x = 6,522,764,693.10
5. Step 5: Solve for x
   x = 6,522,764,693.10/91,803.27
6. Step 6: Final answer
   x = 71,051.55