Finding the Fourth Proportional to 113,873.39, 170,913.72 and 60,610.07

Step by Step Solution

1. Step 1: Write the proportion equation
   113,873.39 : 170,913.72 = 60,610.07 : x
2. Step 2: Convert to fraction form
   113,873.39/170,913.72 = 60,610.07/x
3. Step 3: Cross multiply
   113,873.39x = 170,913.72 × 60,610.07
4. Step 4: Simplify right side
   113,873.39x = 10,359,092,381.64
5. Step 5: Solve for x
   x = 10,359,092,381.64/113,873.39
6. Step 6: Final answer
   x = 90,970.26