Finding the Fourth Proportional to 114,895.78, 172,394.93 and 58,706.31

Step by Step Solution

1. Step 1: Write the proportion equation
   114,895.78 : 172,394.93 = 58,706.31 : x
2. Step 2: Convert to fraction form
   114,895.78/172,394.93 = 58,706.31/x
3. Step 3: Cross multiply
   114,895.78x = 172,394.93 × 58,706.31
4. Step 4: Simplify right side
   114,895.78x = 10,120,669,047.50
5. Step 5: Solve for x
   x = 10,120,669,047.50/114,895.78
6. Step 6: Final answer
   x = 88,085.65