Finding the Fourth Proportional to 66,018.72, 91,097.08 and 37,342.29

Step by Step Solution

1. Step 1: Write the proportion equation
   66,018.72 : 91,097.08 = 37,342.29 : x
2. Step 2: Convert to fraction form
   66,018.72/91,097.08 = 37,342.29/x
3. Step 3: Cross multiply
   66,018.72x = 91,097.08 × 37,342.29
4. Step 4: Simplify right side
   66,018.72x = 3,401,773,579.51
5. Step 5: Solve for x
   x = 3,401,773,579.51/66,018.72
6. Step 6: Final answer
   x = 51,527.41