Finding the Fourth Proportional to 61,692.50, 85,139.69 and 34,835.69

Step by Step Solution

1. Step 1: Write the proportion equation
   61,692.50 : 85,139.69 = 34,835.69 : x
2. Step 2: Convert to fraction form
   61,692.50/85,139.69 = 34,835.69/x
3. Step 3: Cross multiply
   61,692.50x = 85,139.69 × 34,835.69
4. Step 4: Simplify right side
   61,692.50x = 2,965,899,247.66
5. Step 5: Solve for x
   x = 2,965,899,247.66/61,692.50
6. Step 6: Final answer
   x = 48,075.53