Finding the Fourth Proportional to 111,366, 153,692.42 and 61,065

Step by Step Solution

1. Step 1: Write the proportion equation
   111,366 : 153,692.42 = 61,065 : x
2. Step 2: Convert to fraction form
   111,366/153,692.42 = 61,065/x
3. Step 3: Cross multiply
   111,366x = 153,692.42 × 61,065
4. Step 4: Simplify right side
   111,366x = 9,385,227,321.98
5. Step 5: Solve for x
   x = 9,385,227,321.98/111,366
6. Step 6: Final answer
   x = 84,273.72