Finding the Fourth Proportional to 112,383.42, 155,075.91 and 62,079.42

Step by Step Solution

1. Step 1: Write the proportion equation
   112,383.42 : 155,075.91 = 62,079.42 : x
2. Step 2: Convert to fraction form
   112,383.42/155,075.91 = 62,079.42/x
3. Step 3: Cross multiply
   112,383.42x = 155,075.91 × 62,079.42
4. Step 4: Simplify right side
   112,383.42x = 9,627,022,548.77
5. Step 5: Solve for x
   x = 9,627,022,548.77/112,383.42
6. Step 6: Final answer
   x = 85,662.30