Finding the Fourth Proportional to 93,066.57, 128,431.98 and 50,625

Step by Step Solution

1. Step 1: Write the proportion equation
   93,066.57 : 128,431.98 = 50,625 : x
2. Step 2: Convert to fraction form
   93,066.57/128,431.98 = 50,625/x
3. Step 3: Cross multiply
   93,066.57x = 128,431.98 × 50,625
4. Step 4: Simplify right side
   93,066.57x = 6,501,868,987.50
5. Step 5: Solve for x
   x = 6,501,868,987.50/93,066.57
6. Step 6: Final answer
   x = 69,862.56