Finding the Fourth Proportional to 101,167.59, 139,611.30 and 55,845.60

Step by Step Solution

1. Step 1: Write the proportion equation
   101,167.59 : 139,611.30 = 55,845.60 : x
2. Step 2: Convert to fraction form
   101,167.59/139,611.30 = 55,845.60/x
3. Step 3: Cross multiply
   101,167.59x = 139,611.30 × 55,845.60
4. Step 4: Simplify right side
   101,167.59x = 7,796,676,815.28
5. Step 5: Solve for x
   x = 7,796,676,815.28/101,167.59
6. Step 6: Final answer
   x = 77,066.94