Finding the Fourth Proportional to 67,692.50, 93,402.69 and 43,815.86

Step by Step Solution

1. Step 1: Write the proportion equation
   67,692.50 : 93,402.69 = 43,815.86 : x
2. Step 2: Convert to fraction form
   67,692.50/93,402.69 = 43,815.86/x
3. Step 3: Cross multiply
   67,692.50x = 93,402.69 × 43,815.86
4. Step 4: Simplify right side
   67,692.50x = 4,092,519,188.66
5. Step 5: Solve for x
   x = 4,092,519,188.66/67,692.50
6. Step 6: Final answer
   x = 60,457.50