Finding the Fourth Proportional to 73,404.32, 101,298.06 and 39,870.32

Step by Step Solution

1. Step 1: Write the proportion equation
   73,404.32 : 101,298.06 = 39,870.32 : x
2. Step 2: Convert to fraction form
   73,404.32/101,298.06 = 39,870.32/x
3. Step 3: Cross multiply
   73,404.32x = 101,298.06 × 39,870.32
4. Step 4: Simplify right side
   73,404.32x = 4,038,785,361.74
5. Step 5: Solve for x
   x = 4,038,785,361.74/73,404.32
6. Step 6: Final answer
   x = 55,021.09