Finding the Fourth Proportional to 56,150.32, 77,485.41 and 30,656.22

Step by Step Solution

1. Step 1: Write the proportion equation
   56,150.32 : 77,485.41 = 30,656.22 : x
2. Step 2: Convert to fraction form
   56,150.32/77,485.41 = 30,656.22/x
3. Step 3: Cross multiply
   56,150.32x = 77,485.41 × 30,656.22
4. Step 4: Simplify right side
   56,150.32x = 2,375,409,594.14
5. Step 5: Solve for x
   x = 2,375,409,594.14/56,150.32
6. Step 6: Final answer
   x = 42,304.47