Finding the Fourth Proportional to 107,748.96, 161,692.56 and 52,314.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,748.96 : 161,692.56 = 52,314.72 : x
2. Step 2: Convert to fraction form
   107,748.96/161,692.56 = 52,314.72/x
3. Step 3: Cross multiply
   107,748.96x = 161,692.56 × 52,314.72
4. Step 4: Simplify right side
   107,748.96x = 8,458,901,002.48
5. Step 5: Solve for x
   x = 8,458,901,002.48/107,748.96
6. Step 6: Final answer
   x = 78,505.64