Finding the Fourth Proportional to 114,729.88, 172,112.34 and 58,539.34

Step by Step Solution

1. Step 1: Write the proportion equation
   114,729.88 : 172,112.34 = 58,539.34 : x
2. Step 2: Convert to fraction form
   114,729.88/172,112.34 = 58,539.34/x
3. Step 3: Cross multiply
   114,729.88x = 172,112.34 × 58,539.34
4. Step 4: Simplify right side
   114,729.88x = 10,075,342,789.46
5. Step 5: Solve for x
   x = 10,075,342,789.46/114,729.88
6. Step 6: Final answer
   x = 87,817.95