Finding the Fourth Proportional to 113,054.30, 155,961.01 and 67,710.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,054.30 : 155,961.01 = 67,710.50 : x
2. Step 2: Convert to fraction form
   113,054.30/155,961.01 = 67,710.50/x
3. Step 3: Cross multiply
   113,054.30x = 155,961.01 × 67,710.50
4. Step 4: Simplify right side
   113,054.30x = 10,560,197,967.61
5. Step 5: Solve for x
   x = 10,560,197,967.61/113,054.30
6. Step 6: Final answer
   x = 93,408.19