Finding the Fourth Proportional to 42,796.38, 59,075.22 and 38,312.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,796.38 : 59,075.22 = 38,312.10 : x
2. Step 2: Convert to fraction form
   42,796.38/59,075.22 = 38,312.10/x
3. Step 3: Cross multiply
   42,796.38x = 59,075.22 × 38,312.10
4. Step 4: Simplify right side
   42,796.38x = 2,263,295,736.16
5. Step 5: Solve for x
   x = 2,263,295,736.16/42,796.38
6. Step 6: Final answer
   x = 52,885.21