Finding the Fourth Proportional to 104,055.53, 143,597.01 and 56,308.88

Step by Step Solution

1. Step 1: Write the proportion equation
   104,055.53 : 143,597.01 = 56,308.88 : x
2. Step 2: Convert to fraction form
   104,055.53/143,597.01 = 56,308.88/x
3. Step 3: Cross multiply
   104,055.53x = 143,597.01 × 56,308.88
4. Step 4: Simplify right side
   104,055.53x = 8,085,786,086.46
5. Step 5: Solve for x
   x = 8,085,786,086.46/104,055.53
6. Step 6: Final answer
   x = 77,706.46