Finding the Fourth Proportional to 52,320.31, 78,478.73 and 22,738.17

Step by Step Solution

1. Step 1: Write the proportion equation
   52,320.31 : 78,478.73 = 22,738.17 : x
2. Step 2: Convert to fraction form
   52,320.31/78,478.73 = 22,738.17/x
3. Step 3: Cross multiply
   52,320.31x = 78,478.73 × 22,738.17
4. Step 4: Simplify right side
   52,320.31x = 1,784,462,704.12
5. Step 5: Solve for x
   x = 1,784,462,704.12/52,320.31
6. Step 6: Final answer
   x = 34,106.50