Finding the Fourth Proportional to 52,736.04, 72,809.68 and 47,061.04

Step by Step Solution

1. Step 1: Write the proportion equation
   52,736.04 : 72,809.68 = 47,061.04 : x
2. Step 2: Convert to fraction form
   52,736.04/72,809.68 = 47,061.04/x
3. Step 3: Cross multiply
   52,736.04x = 72,809.68 × 47,061.04
4. Step 4: Simplify right side
   52,736.04x = 3,426,499,262.87
5. Step 5: Solve for x
   x = 3,426,499,262.87/52,736.04
6. Step 6: Final answer
   x = 64,974.53