Finding the Fourth Proportional to 93,250.17, 128,701.89 and 55,007.37

Step by Step Solution

1. Step 1: Write the proportion equation
   93,250.17 : 128,701.89 = 55,007.37 : x
2. Step 2: Convert to fraction form
   93,250.17/128,701.89 = 55,007.37/x
3. Step 3: Cross multiply
   93,250.17x = 128,701.89 × 55,007.37
4. Step 4: Simplify right side
   93,250.17x = 7,079,552,482.93
5. Step 5: Solve for x
   x = 7,079,552,482.93/93,250.17
6. Step 6: Final answer
   x = 75,920.00