Finding the Fourth Proportional to 94,213.72, 130,022.18 and 53,940.12

Step by Step Solution

1. Step 1: Write the proportion equation
   94,213.72 : 130,022.18 = 53,940.12 : x
2. Step 2: Convert to fraction form
   94,213.72/130,022.18 = 53,940.12/x
3. Step 3: Cross multiply
   94,213.72x = 130,022.18 × 53,940.12
4. Step 4: Simplify right side
   94,213.72x = 7,013,411,991.86
5. Step 5: Solve for x
   x = 7,013,411,991.86/94,213.72
6. Step 6: Final answer
   x = 74,441.51