Finding the Fourth Proportional to 72,085.91, 99,484.04 and 53,052.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,085.91 : 99,484.04 = 53,052.82 : x
2. Step 2: Convert to fraction form
   72,085.91/99,484.04 = 53,052.82/x
3. Step 3: Cross multiply
   72,085.91x = 99,484.04 × 53,052.82
4. Step 4: Simplify right side
   72,085.91x = 5,277,908,750.91
5. Step 5: Solve for x
   x = 5,277,908,750.91/72,085.91
6. Step 6: Final answer
   x = 73,216.93