Finding the Fourth Proportional to 113,061.60, 169,480.80 and 63,165.60

Step by Step Solution

1. Step 1: Write the proportion equation
   113,061.60 : 169,480.80 = 63,165.60 : x
2. Step 2: Convert to fraction form
   113,061.60/169,480.80 = 63,165.60/x
3. Step 3: Cross multiply
   113,061.60x = 169,480.80 × 63,165.60
4. Step 4: Simplify right side
   113,061.60x = 10,705,356,420.48
5. Step 5: Solve for x
   x = 10,705,356,420.48/113,061.60
6. Step 6: Final answer
   x = 94,686.05