Finding the Fourth Proportional to 66,007.14, 91,080.63 and 37,321.98

Step by Step Solution

1. Step 1: Write the proportion equation
   66,007.14 : 91,080.63 = 37,321.98 : x
2. Step 2: Convert to fraction form
   66,007.14/91,080.63 = 37,321.98/x
3. Step 3: Cross multiply
   66,007.14x = 91,080.63 × 37,321.98
4. Step 4: Simplify right side
   66,007.14x = 3,399,309,451.25
5. Step 5: Solve for x
   x = 3,399,309,451.25/66,007.14
6. Step 6: Final answer
   x = 51,499.12