Finding the Fourth Proportional to 52,707.32, 72,737.82 and 30,045.90

Step by Step Solution

1. Step 1: Write the proportion equation
   52,707.32 : 72,737.82 = 30,045.90 : x
2. Step 2: Convert to fraction form
   52,707.32/72,737.82 = 30,045.90/x
3. Step 3: Cross multiply
   52,707.32x = 72,737.82 × 30,045.90
4. Step 4: Simplify right side
   52,707.32x = 2,185,472,902.25
5. Step 5: Solve for x
   x = 2,185,472,902.25/52,707.32
6. Step 6: Final answer
   x = 41,464.32