Finding the Fourth Proportional to 78,503.26, 108,333.31 and 42,692.46

Step by Step Solution

1. Step 1: Write the proportion equation
   78,503.26 : 108,333.31 = 42,692.46 : x
2. Step 2: Convert to fraction form
   78,503.26/108,333.31 = 42,692.46/x
3. Step 3: Cross multiply
   78,503.26x = 108,333.31 × 42,692.46
4. Step 4: Simplify right side
   78,503.26x = 4,625,015,503.84
5. Step 5: Solve for x
   x = 4,625,015,503.84/78,503.26
6. Step 6: Final answer
   x = 58,914.95