Finding the Fourth Proportional to 52,855.19, 72,978.43 and 34,025.12

Step by Step Solution

1. Step 1: Write the proportion equation
   52,855.19 : 72,978.43 = 34,025.12 : x
2. Step 2: Convert to fraction form
   52,855.19/72,978.43 = 34,025.12/x
3. Step 3: Cross multiply
   52,855.19x = 72,978.43 × 34,025.12
4. Step 4: Simplify right side
   52,855.19x = 2,483,099,838.16
5. Step 5: Solve for x
   x = 2,483,099,838.16/52,855.19
6. Step 6: Final answer
   x = 46,979.30