Finding the Fourth Proportional to 52,497, 72,445.86 and 30,145.32

Step by Step Solution

1. Step 1: Write the proportion equation
   52,497 : 72,445.86 = 30,145.32 : x
2. Step 2: Convert to fraction form
   52,497/72,445.86 = 30,145.32/x
3. Step 3: Cross multiply
   52,497x = 72,445.86 × 30,145.32
4. Step 4: Simplify right side
   52,497x = 2,183,903,632.38
5. Step 5: Solve for x
   x = 2,183,903,632.38/52,497
6. Step 6: Final answer
   x = 41,600.54