Finding the Fourth Proportional to 56,619, 85,258.71 and 41,932.08

Step by Step Solution

1. Step 1: Write the proportion equation
   56,619 : 85,258.71 = 41,932.08 : x
2. Step 2: Convert to fraction form
   56,619/85,258.71 = 41,932.08/x
3. Step 3: Cross multiply
   56,619x = 85,258.71 × 41,932.08
4. Step 4: Simplify right side
   56,619x = 3,575,075,048.42
5. Step 5: Solve for x
   x = 3,575,075,048.42/56,619
6. Step 6: Final answer
   x = 63,142.67