Finding the Fourth Proportional to 52,412.32, 72,320.86 and 30,052

Step by Step Solution

1. Step 1: Write the proportion equation
   52,412.32 : 72,320.86 = 30,052 : x
2. Step 2: Convert to fraction form
   52,412.32/72,320.86 = 30,052/x
3. Step 3: Cross multiply
   52,412.32x = 72,320.86 × 30,052
4. Step 4: Simplify right side
   52,412.32x = 2,173,386,484.72
5. Step 5: Solve for x
   x = 2,173,386,484.72/52,412.32
6. Step 6: Final answer
   x = 41,467.09