Finding the Fourth Proportional to 91,181.31, 125,679.57 and 60,955.59

Step by Step Solution

1. Step 1: Write the proportion equation
   91,181.31 : 125,679.57 = 60,955.59 : x
2. Step 2: Convert to fraction form
   91,181.31/125,679.57 = 60,955.59/x
3. Step 3: Cross multiply
   91,181.31x = 125,679.57 × 60,955.59
4. Step 4: Simplify right side
   91,181.31x = 7,660,872,340.30
5. Step 5: Solve for x
   x = 7,660,872,340.30/91,181.31
6. Step 6: Final answer
   x = 84,018.01