Finding the Fourth Proportional to 108,995.01, 150,411.78 and 61,256.43

Step by Step Solution

1. Step 1: Write the proportion equation
   108,995.01 : 150,411.78 = 61,256.43 : x
2. Step 2: Convert to fraction form
   108,995.01/150,411.78 = 61,256.43/x
3. Step 3: Cross multiply
   108,995.01x = 150,411.78 × 61,256.43
4. Step 4: Simplify right side
   108,995.01x = 9,213,688,672.75
5. Step 5: Solve for x
   x = 9,213,688,672.75/108,995.01
6. Step 6: Final answer
   x = 84,533.12